21967595

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8243}}^1$

素因数の和:8302

約数の個数: 16

約数和(自身を含む): 29084832

約数和(自身を除く): 7117237

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 8243, 41215, 107159, 337963, 535795, 1689815, 4393519, 21967595]

約数ペア:

[(1, 21967595), (5, 4393519), (13, 1689815), (41, 535795), (65, 337963), (205, 107159), (533, 41215), (2665, 8243)]