21009702

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{500231}}^1$

素因数の和:500243

約数の個数: 16

約数和(自身を含む): 48022272

約数和(自身を除く): 27012570

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 500231, 1000462, 1500693, 3001386, 3501617, 7003234, 10504851, 21009702]

約数ペア:

[(1, 21009702), (2, 10504851), (3, 7003234), (6, 3501617), (7, 3001386), (14, 1500693), (21, 1000462), (42, 500231)]