21274290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{236381}}^1$

素因数の和:236394

約数の個数: 24

約数和(自身を含む): 55313388

約数和(自身を除く): 34039098

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 236381, 472762, 709143, 1181905, 1418286, 2127429, 2363810, 3545715, 4254858, 7091430, 10637145, 21274290]

約数ペア:

[(1, 21274290), (2, 10637145), (3, 7091430), (5, 4254858), (6, 3545715), (9, 2363810), (10, 2127429), (15, 1418286), (18, 1181905), (30, 709143), (45, 472762), (90, 236381)]