21867537

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{13229}}^1$

素因数の和:13280

約数の個数: 16

約数和(自身を含む): 31752000

約数和(自身を除く): 9884463

約数列:

[1, 3, 19, 29, 57, 87, 551, 1653, 13229, 39687, 251351, 383641, 754053, 1150923, 7289179, 21867537]

約数ペア:

[(1, 21867537), (3, 7289179), (19, 1150923), (29, 754053), (57, 383641), (87, 251351), (551, 39687), (1653, 13229)]