21157414

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{9859}}^1$

素因数の和:9927

約数の個数: 16

約数和(自身を含む): 33721200

約数和(自身を除く): 12563786

約数列:

[1, 2, 29, 37, 58, 74, 1073, 2146, 9859, 19718, 285911, 364783, 571822, 729566, 10578707, 21157414]

約数ペア:

[(1, 21157414), (2, 10578707), (29, 729566), (37, 571822), (58, 364783), (74, 285911), (1073, 19718), (2146, 9859)]