21840595

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{32843}}^1$

素因数の和:32874

約数の個数: 16

約数和(自身を含む): 31530240

約数和(自身を除く): 9689645

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 32843, 164215, 229901, 624017, 1149505, 3120085, 4368119, 21840595]

約数ペア:

[(1, 21840595), (5, 4368119), (7, 3120085), (19, 1149505), (35, 624017), (95, 229901), (133, 164215), (665, 32843)]