21831889156

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{9661}}^1$

素因数の和:9746

約数の個数: 144

約数和(自身を含む): 51813054720

約数和(自身を除く): 29981165564

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 29, 44, 46, 58, 77, 92, 116, 121, 154, 161, 203, 242, 253, 308, 319, 322, 406, 484, 506, 638, 644, 667, 812, 847, 1012, 1276, 1334, 1694, 1771, 2233, 2668, 2783, 3388, 3509, 3542, 4466, 4669, 5566, 7018, 7084, 7337, 8932, 9338, 9661, 11132, 14036, 14674, 18676, 19322, 19481, 24563, 29348, 38644, 38962, 49126, 51359, 67627, 77924, 80707, 98252, 102718, 106271, 135254, 161414, 205436, 212542, 222203, 270508, 280169, 322828, 425084, 444406, 560338, 564949, 743897, 888812, 1120676, 1129898, 1168981, 1487794, 1555421, 1961183, 2259796, 2337962, 2444233, 2975588, 3081859, 3110842, 3922366, 4675924, 4888466, 6163718, 6221684, 6443887, 7844732, 8182867, 9776932, 12327436, 12887774, 16365734, 17109631, 21573013, 25775548, 26886563, 32731468, 33900449, 34219262, 43146026, 45107209, 53773126, 67800898, 68438524, 70882757, 86292052, 90214418, 107546252, 135601796, 141765514, 180428836, 188205941, 237303143, 283531028, 376411882, 474606286, 496179299, 752823764, 779710327, 949212572, 992358598, 1559420654, 1984717196, 3118841308, 5457972289, 10915944578, 21831889156]

約数ペア:

[(1, 21831889156), (2, 10915944578), (4, 5457972289), (7, 3118841308), (11, 1984717196), (14, 1559420654), (22, 992358598), (23, 949212572), (28, 779710327), (29, 752823764), (44, 496179299), (46, 474606286), (58, 376411882), (77, 283531028), (92, 237303143), (116, 188205941), (121, 180428836), (154, 141765514), (161, 135601796), (203, 107546252), (242, 90214418), (253, 86292052), (308, 70882757), (319, 68438524), (322, 67800898), (406, 53773126), (484, 45107209), (506, 43146026), (638, 34219262), (644, 33900449), (667, 32731468), (812, 26886563), (847, 25775548), (1012, 21573013), (1276, 17109631), (1334, 16365734), (1694, 12887774), (1771, 12327436), (2233, 9776932), (2668, 8182867), (2783, 7844732), (3388, 6443887), (3509, 6221684), (3542, 6163718), (4466, 4888466), (4669, 4675924), (5566, 3922366), (7018, 3110842), (7084, 3081859), (7337, 2975588), (8932, 2444233), (9338, 2337962), (9661, 2259796), (11132, 1961183), (14036, 1555421), (14674, 1487794), (18676, 1168981), (19322, 1129898), (19481, 1120676), (24563, 888812), (29348, 743897), (38644, 564949), (38962, 560338), (49126, 444406), (51359, 425084), (67627, 322828), (77924, 280169), (80707, 270508), (98252, 222203), (102718, 212542), (106271, 205436), (135254, 161414)]