21536438

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1283}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 40677120

約数和(自身を除く): 19140682

約数列:

[1, 2, 7, 11, 14, 22, 77, 109, 154, 218, 763, 1199, 1283, 1526, 2398, 2566, 8393, 8981, 14113, 16786, 17962, 28226, 98791, 139847, 197582, 279694, 978929, 1538317, 1957858, 3076634, 10768219, 21536438]

約数ペア:

[(1, 21536438), (2, 10768219), (7, 3076634), (11, 1957858), (14, 1538317), (22, 978929), (77, 279694), (109, 197582), (154, 139847), (218, 98791), (763, 28226), (1199, 17962), (1283, 16786), (1526, 14113), (2398, 8981), (2566, 8393)]