21000659376

素因数分解:

$2^4\times 3^1\times {\mathrm{437513737}}^1$

素因数の和:437513748

約数の個数: 20

約数和(自身を含む): 54251703512

約数和(自身を除く): 33251044136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 437513737, 875027474, 1312541211, 1750054948, 2625082422, 3500109896, 5250164844, 7000219792, 10500329688, 21000659376]

約数ペア:

[(1, 21000659376), (2, 10500329688), (3, 7000219792), (4, 5250164844), (6, 3500109896), (8, 2625082422), (12, 1750054948), (16, 1312541211), (24, 875027474), (48, 437513737)]