21006087384

素因数分解:

$2^3\times 3^1\times {\mathrm{875253641}}^1$

素因数の和:875253650

約数の個数: 16

約数和(自身を含む): 52515218520

約数和(自身を除く): 31509131136

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 875253641, 1750507282, 2625760923, 3501014564, 5251521846, 7002029128, 10503043692, 21006087384]

約数ペア:

[(1, 21006087384), (2, 10503043692), (3, 7002029128), (4, 5251521846), (6, 3501014564), (8, 2625760923), (12, 1750507282), (24, 875253641)]