21796670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{44483}}^1$

素因数の和:44504

約数の個数: 24

約数和(自身を含む): 45640584

約数和(自身を除く): 23843914

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 44483, 88966, 222415, 311381, 444830, 622762, 1556905, 2179667, 3113810, 4359334, 10898335, 21796670]

約数ペア:

[(1, 21796670), (2, 10898335), (5, 4359334), (7, 3113810), (10, 2179667), (14, 1556905), (35, 622762), (49, 444830), (70, 311381), (98, 222415), (245, 88966), (490, 44483)]