21947726410

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{317}}^1\times {\mathrm{23957}}^1$

素因数の和:24315

約数の個数: 48

約数和(自身を含む): 42100626744

約数和(自身を除く): 20152900334

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 317, 578, 634, 1445, 1585, 2890, 3170, 5389, 10778, 23957, 26945, 47914, 53890, 91613, 119785, 183226, 239570, 407269, 458065, 814538, 916130, 2036345, 4072690, 6923573, 7594369, 13847146, 15188738, 34617865, 37971845, 69235730, 75943690, 129104273, 258208546, 645521365, 1291042730, 2194772641, 4389545282, 10973863205, 21947726410]

約数ペア:

[(1, 21947726410), (2, 10973863205), (5, 4389545282), (10, 2194772641), (17, 1291042730), (34, 645521365), (85, 258208546), (170, 129104273), (289, 75943690), (317, 69235730), (578, 37971845), (634, 34617865), (1445, 15188738), (1585, 13847146), (2890, 7594369), (3170, 6923573), (5389, 4072690), (10778, 2036345), (23957, 916130), (26945, 814538), (47914, 458065), (53890, 407269), (91613, 239570), (119785, 183226)]