21167301140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{821}}^1\times {\mathrm{34841}}^1$

素因数の和:35708

約数の個数: 48

約数和(自身を含む): 45709637904

約数和(自身を除く): 24542336764

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 821, 1642, 3284, 4105, 8210, 16420, 30377, 34841, 60754, 69682, 121508, 139364, 151885, 174205, 303770, 348410, 607540, 696820, 1289117, 2578234, 5156468, 6445585, 12891170, 25782340, 28604461, 57208922, 114417844, 143022305, 286044610, 572089220, 1058365057, 2116730114, 4233460228, 5291825285, 10583650570, 21167301140]

約数ペア:

[(1, 21167301140), (2, 10583650570), (4, 5291825285), (5, 4233460228), (10, 2116730114), (20, 1058365057), (37, 572089220), (74, 286044610), (148, 143022305), (185, 114417844), (370, 57208922), (740, 28604461), (821, 25782340), (1642, 12891170), (3284, 6445585), (4105, 5156468), (8210, 2578234), (16420, 1289117), (30377, 696820), (34841, 607540), (60754, 348410), (69682, 303770), (121508, 174205), (139364, 151885)]