21899856

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:137

約数の個数: 160

約数和(自身を含む): 67852800

約数和(自身を除く): 45952944

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 33, 37, 38, 44, 48, 57, 59, 66, 74, 76, 88, 111, 114, 118, 132, 148, 152, 176, 177, 209, 222, 228, 236, 264, 296, 304, 354, 407, 418, 444, 456, 472, 528, 592, 627, 649, 703, 708, 814, 836, 888, 912, 944, 1121, 1221, 1254, 1298, 1406, 1416, 1628, 1672, 1776, 1947, 2109, 2183, 2242, 2442, 2508, 2596, 2812, 2832, 3256, 3344, 3363, 3894, 4218, 4366, 4484, 4884, 5016, 5192, 5624, 6512, 6549, 6726, 7733, 7788, 8436, 8732, 8968, 9768, 10032, 10384, 11248, 12331, 13098, 13452, 15466, 15576, 16872, 17464, 17936, 19536, 23199, 24013, 24662, 26196, 26904, 30932, 31152, 33744, 34928, 36993, 41477, 46398, 48026, 49324, 52392, 53808, 61864, 72039, 73986, 82954, 92796, 96052, 98648, 104784, 123728, 124431, 144078, 147972, 165908, 185592, 192104, 197296, 248862, 288156, 295944, 331816, 371184, 384208, 456247, 497724, 576312, 591888, 663632, 912494, 995448, 1152624, 1368741, 1824988, 1990896, 2737482, 3649976, 5474964, 7299952, 10949928, 21899856]

約数ペア:

[(1, 21899856), (2, 10949928), (3, 7299952), (4, 5474964), (6, 3649976), (8, 2737482), (11, 1990896), (12, 1824988), (16, 1368741), (19, 1152624), (22, 995448), (24, 912494), (33, 663632), (37, 591888), (38, 576312), (44, 497724), (48, 456247), (57, 384208), (59, 371184), (66, 331816), (74, 295944), (76, 288156), (88, 248862), (111, 197296), (114, 192104), (118, 185592), (132, 165908), (148, 147972), (152, 144078), (176, 124431), (177, 123728), (209, 104784), (222, 98648), (228, 96052), (236, 92796), (264, 82954), (296, 73986), (304, 72039), (354, 61864), (407, 53808), (418, 52392), (444, 49324), (456, 48026), (472, 46398), (528, 41477), (592, 36993), (627, 34928), (649, 33744), (703, 31152), (708, 30932), (814, 26904), (836, 26196), (888, 24662), (912, 24013), (944, 23199), (1121, 19536), (1221, 17936), (1254, 17464), (1298, 16872), (1406, 15576), (1416, 15466), (1628, 13452), (1672, 13098), (1776, 12331), (1947, 11248), (2109, 10384), (2183, 10032), (2242, 9768), (2442, 8968), (2508, 8732), (2596, 8436), (2812, 7788), (2832, 7733), (3256, 6726), (3344, 6549), (3363, 6512), (3894, 5624), (4218, 5192), (4366, 5016), (4484, 4884)]