21277714528

素因数分解:

$2^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{23039}}^1$

素因数の和:23113

約数の個数: 144

約数和(自身を含む): 52951449600

約数和(自身を除く): 31673735072

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 49, 56, 62, 76, 98, 112, 124, 133, 152, 196, 217, 224, 248, 266, 304, 392, 434, 496, 532, 589, 608, 784, 868, 931, 992, 1064, 1178, 1519, 1568, 1736, 1862, 2128, 2356, 3038, 3472, 3724, 4123, 4256, 4712, 6076, 6944, 7448, 8246, 9424, 12152, 14896, 16492, 18848, 23039, 24304, 28861, 29792, 32984, 46078, 48608, 57722, 65968, 92156, 115444, 131936, 161273, 184312, 230888, 322546, 368624, 437741, 461776, 645092, 714209, 737248, 875482, 923552, 1128911, 1290184, 1428418, 1750964, 2257822, 2580368, 2856836, 3064187, 3501928, 4515644, 4999463, 5160736, 5713672, 6128374, 7003856, 9031288, 9998926, 11427344, 12256748, 13569971, 14007712, 18062576, 19997852, 21449309, 22854688, 24513496, 27139942, 34996241, 36125152, 39995704, 42898618, 49026992, 54279884, 69992482, 79991408, 85797236, 94989797, 98053984, 108559768, 139984964, 159982816, 171594472, 189979594, 217119536, 279969928, 343188944, 379959188, 434239072, 559939856, 664928579, 686377888, 759918376, 1119879712, 1329857158, 1519836752, 2659714316, 3039673504, 5319428632, 10638857264, 21277714528]

約数ペア:

[(1, 21277714528), (2, 10638857264), (4, 5319428632), (7, 3039673504), (8, 2659714316), (14, 1519836752), (16, 1329857158), (19, 1119879712), (28, 759918376), (31, 686377888), (32, 664928579), (38, 559939856), (49, 434239072), (56, 379959188), (62, 343188944), (76, 279969928), (98, 217119536), (112, 189979594), (124, 171594472), (133, 159982816), (152, 139984964), (196, 108559768), (217, 98053984), (224, 94989797), (248, 85797236), (266, 79991408), (304, 69992482), (392, 54279884), (434, 49026992), (496, 42898618), (532, 39995704), (589, 36125152), (608, 34996241), (784, 27139942), (868, 24513496), (931, 22854688), (992, 21449309), (1064, 19997852), (1178, 18062576), (1519, 14007712), (1568, 13569971), (1736, 12256748), (1862, 11427344), (2128, 9998926), (2356, 9031288), (3038, 7003856), (3472, 6128374), (3724, 5713672), (4123, 5160736), (4256, 4999463), (4712, 4515644), (6076, 3501928), (6944, 3064187), (7448, 2856836), (8246, 2580368), (9424, 2257822), (12152, 1750964), (14896, 1428418), (16492, 1290184), (18848, 1128911), (23039, 923552), (24304, 875482), (28861, 737248), (29792, 714209), (32984, 645092), (46078, 461776), (48608, 437741), (57722, 368624), (65968, 322546), (92156, 230888), (115444, 184312), (131936, 161273)]