21051618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{501229}}^1$

素因数の和:501241

約数の個数: 16

約数和(自身を含む): 48118080

約数和(自身を除く): 27066462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 501229, 1002458, 1503687, 3007374, 3508603, 7017206, 10525809, 21051618]

約数ペア:

[(1, 21051618), (2, 10525809), (3, 7017206), (6, 3508603), (7, 3007374), (14, 1503687), (21, 1002458), (42, 501229)]