40821438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{971939}}^1$

素因数の和:971951

約数の個数: 16

約数和(自身を含む): 93306240

約数和(自身を除く): 52484802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 971939, 1943878, 2915817, 5831634, 6803573, 13607146, 20410719, 40821438]

約数ペア:

[(1, 40821438), (2, 20410719), (3, 13607146), (6, 6803573), (7, 5831634), (14, 2915817), (21, 1943878), (42, 971939)]