21170944705

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{2659}}^1\times {\mathrm{38839}}^1$

素因数の和:41544

約数の個数: 16

約数和(自身を含む): 26035228800

約数和(自身を除く): 4864284095

約数列:

[1, 5, 41, 205, 2659, 13295, 38839, 109019, 194195, 545095, 1592399, 7961995, 103272901, 516364505, 4234188941, 21170944705]

約数ペア:

[(1, 21170944705), (5, 4234188941), (41, 516364505), (205, 103272901), (2659, 7961995), (13295, 1592399), (38839, 545095), (109019, 194195)]