21113490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41399}}^1$

素因数の和:41426

約数の個数: 32

約数和(自身を含む): 53654400

約数和(自身を除く): 32540910

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 41399, 82798, 124197, 206995, 248394, 413990, 620985, 703783, 1241970, 1407566, 2111349, 3518915, 4222698, 7037830, 10556745, 21113490]

約数ペア:

[(1, 21113490), (2, 10556745), (3, 7037830), (5, 4222698), (6, 3518915), (10, 2111349), (15, 1407566), (17, 1241970), (30, 703783), (34, 620985), (51, 413990), (85, 248394), (102, 206995), (170, 124197), (255, 82798), (510, 41399)]