21908470

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 40746240

約数和(自身を除く): 18837770

約数列:

[1, 2, 5, 10, 59, 71, 118, 142, 295, 355, 523, 590, 710, 1046, 2615, 4189, 5230, 8378, 20945, 30857, 37133, 41890, 61714, 74266, 154285, 185665, 308570, 371330, 2190847, 4381694, 10954235, 21908470]

約数ペア:

[(1, 21908470), (2, 10954235), (5, 4381694), (10, 2190847), (59, 371330), (71, 308570), (118, 185665), (142, 154285), (295, 74266), (355, 61714), (523, 41890), (590, 37133), (710, 30857), (1046, 20945), (2615, 8378), (4189, 5230)]