21717483

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{677}}^1$

素因数の和:751

約数の個数: 24

約数和(自身を含む): 31638192

約数和(自身を除く): 9920709

約数列:

[1, 3, 17, 37, 51, 111, 289, 629, 677, 867, 1887, 2031, 10693, 11509, 25049, 32079, 34527, 75147, 195653, 425833, 586959, 1277499, 7239161, 21717483]

約数ペア:

[(1, 21717483), (3, 7239161), (17, 1277499), (37, 586959), (51, 425833), (111, 195653), (289, 75147), (629, 34527), (677, 32079), (867, 25049), (1887, 11509), (2031, 10693)]