21825671

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4957}}^1$

素因数の和:5018

約数の個数: 16

約数和(自身を含む): 27130176

約数和(自身を除く): 5304505

約数列:

[1, 7, 17, 37, 119, 259, 629, 4403, 4957, 34699, 84269, 183409, 589883, 1283863, 3117953, 21825671]

約数ペア:

[(1, 21825671), (7, 3117953), (17, 1283863), (37, 589883), (119, 183409), (259, 84269), (629, 34699), (4403, 4957)]