21645342

素因数分解:

$2^1\times 3^2\times {\mathrm{307}}^1\times {\mathrm{3917}}^1$

素因数の和:4232

約数の個数: 24

約数和(自身を含む): 47063016

約数和(自身を除く): 25417674

約数列:

[1, 2, 3, 6, 9, 18, 307, 614, 921, 1842, 2763, 3917, 5526, 7834, 11751, 23502, 35253, 70506, 1202519, 2405038, 3607557, 7215114, 10822671, 21645342]

約数ペア:

[(1, 21645342), (2, 10822671), (3, 7215114), (6, 3607557), (9, 2405038), (18, 1202519), (307, 70506), (614, 35253), (921, 23502), (1842, 11751), (2763, 7834), (3917, 5526)]