21000252704

素因数分解:

$2^5\times {\mathrm{211}}^1\times {\mathrm{3110227}}^1$

素因数の和:3110448

約数の個数: 24

約数和(自身を含む): 41540205168

約数和(自身を除く): 20539952464

約数列:

[1, 2, 4, 8, 16, 32, 211, 422, 844, 1688, 3376, 6752, 3110227, 6220454, 12440908, 24881816, 49763632, 99527264, 656257897, 1312515794, 2625031588, 5250063176, 10500126352, 21000252704]

約数ペア:

[(1, 21000252704), (2, 10500126352), (4, 5250063176), (8, 2625031588), (16, 1312515794), (32, 656257897), (211, 99527264), (422, 49763632), (844, 24881816), (1688, 12440908), (3376, 6220454), (6752, 3110227)]