21266489330

素因数分解:

$2^1\times 5^1\times {\mathrm{1723}}^1\times {\mathrm{1234271}}^1$

素因数の和:1236001

約数の個数: 16

約数和(自身を含む): 38301928704

約数和(自身を除く): 17035439374

約数列:

[1, 2, 5, 10, 1723, 3446, 8615, 17230, 1234271, 2468542, 6171355, 12342710, 2126648933, 4253297866, 10633244665, 21266489330]

約数ペア:

[(1, 21266489330), (2, 10633244665), (5, 4253297866), (10, 2126648933), (1723, 12342710), (3446, 6171355), (8615, 2468542), (17230, 1234271)]