21456774

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{38453}}^1$

素因数の和:38492

約数の個数: 24

約数和(自身を含む): 47990592

約数和(自身を除く): 26533818

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 38453, 76906, 115359, 230718, 346077, 692154, 1192043, 2384086, 3576129, 7152258, 10728387, 21456774]

約数ペア:

[(1, 21456774), (2, 10728387), (3, 7152258), (6, 3576129), (9, 2384086), (18, 1192043), (31, 692154), (62, 346077), (93, 230718), (186, 115359), (279, 76906), (558, 38453)]