21861697984

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{769}}^1$

素因数の和:931

約数の個数: 224

約数和(自身を含む): 54073958400

約数和(自身を除く): 32212260416

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 32, 46, 56, 62, 64, 89, 92, 112, 124, 161, 178, 184, 217, 224, 248, 322, 356, 368, 434, 448, 496, 623, 644, 712, 713, 736, 769, 868, 992, 1246, 1288, 1424, 1426, 1472, 1538, 1736, 1984, 2047, 2492, 2576, 2759, 2848, 2852, 3076, 3472, 4094, 4984, 4991, 5152, 5383, 5518, 5696, 5704, 6152, 6944, 8188, 9968, 9982, 10304, 10766, 11036, 11408, 12304, 13888, 14329, 16376, 17687, 19313, 19936, 19964, 21532, 22072, 22816, 23839, 24608, 28658, 32752, 35374, 38626, 39872, 39928, 43064, 44144, 45632, 47678, 49216, 57316, 63457, 65504, 68441, 70748, 77252, 79856, 86128, 88288, 95356, 114632, 123809, 126914, 131008, 136882, 141496, 154504, 159712, 166873, 172256, 176576, 190712, 229264, 247618, 253828, 273764, 282992, 309008, 319424, 333746, 344512, 381424, 444199, 458528, 479087, 495236, 507656, 547528, 548297, 565984, 618016, 667492, 762848, 888398, 917056, 958174, 990472, 1015312, 1095056, 1096594, 1131968, 1236032, 1334984, 1525696, 1574143, 1776796, 1916348, 1980944, 2030624, 2121671, 2190112, 2193188, 2669968, 3148286, 3553592, 3832696, 3838079, 3961888, 4061248, 4243342, 4380224, 4386376, 5339936, 6296572, 7107184, 7665392, 7676158, 7923776, 8486684, 8772752, 10679872, 11019001, 12593144, 14214368, 14851697, 15330784, 15352316, 16973368, 17545504, 22038002, 25186288, 28428736, 29703394, 30661568, 30704632, 33946736, 35091008, 44076004, 48798433, 50372576, 59406788, 61409264, 67893472, 88152008, 97596866, 100745152, 118813576, 122818528, 135786944, 176304016, 195193732, 237627152, 245637056, 341589031, 352608032, 390387464, 475254304, 683178062, 705216064, 780774928, 950508608, 1366356124, 1561549856, 2732712248, 3123099712, 5465424496, 10930848992, 21861697984]

約数ペア:

[(1, 21861697984), (2, 10930848992), (4, 5465424496), (7, 3123099712), (8, 2732712248), (14, 1561549856), (16, 1366356124), (23, 950508608), (28, 780774928), (31, 705216064), (32, 683178062), (46, 475254304), (56, 390387464), (62, 352608032), (64, 341589031), (89, 245637056), (92, 237627152), (112, 195193732), (124, 176304016), (161, 135786944), (178, 122818528), (184, 118813576), (217, 100745152), (224, 97596866), (248, 88152008), (322, 67893472), (356, 61409264), (368, 59406788), (434, 50372576), (448, 48798433), (496, 44076004), (623, 35091008), (644, 33946736), (712, 30704632), (713, 30661568), (736, 29703394), (769, 28428736), (868, 25186288), (992, 22038002), (1246, 17545504), (1288, 16973368), (1424, 15352316), (1426, 15330784), (1472, 14851697), (1538, 14214368), (1736, 12593144), (1984, 11019001), (2047, 10679872), (2492, 8772752), (2576, 8486684), (2759, 7923776), (2848, 7676158), (2852, 7665392), (3076, 7107184), (3472, 6296572), (4094, 5339936), (4984, 4386376), (4991, 4380224), (5152, 4243342), (5383, 4061248), (5518, 3961888), (5696, 3838079), (5704, 3832696), (6152, 3553592), (6944, 3148286), (8188, 2669968), (9968, 2193188), (9982, 2190112), (10304, 2121671), (10766, 2030624), (11036, 1980944), (11408, 1916348), (12304, 1776796), (13888, 1574143), (14329, 1525696), (16376, 1334984), (17687, 1236032), (19313, 1131968), (19936, 1096594), (19964, 1095056), (21532, 1015312), (22072, 990472), (22816, 958174), (23839, 917056), (24608, 888398), (28658, 762848), (32752, 667492), (35374, 618016), (38626, 565984), (39872, 548297), (39928, 547528), (43064, 507656), (44144, 495236), (45632, 479087), (47678, 458528), (49216, 444199), (57316, 381424), (63457, 344512), (65504, 333746), (68441, 319424), (70748, 309008), (77252, 282992), (79856, 273764), (86128, 253828), (88288, 247618), (95356, 229264), (114632, 190712), (123809, 176576), (126914, 172256), (131008, 166873), (136882, 159712), (141496, 154504)]