21701962

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{2543}}^1$

素因数の和:2813

約数の個数: 16

約数和(自身を含む): 34618752

約数和(自身を除く): 12916790

約数列:

[1, 2, 17, 34, 251, 502, 2543, 4267, 5086, 8534, 43231, 86462, 638293, 1276586, 10850981, 21701962]

約数ペア:

[(1, 21701962), (2, 10850981), (17, 1276586), (34, 638293), (251, 86462), (502, 43231), (2543, 8534), (4267, 5086)]