21273780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32233}}^1$

素因数の和:32256

約数の個数: 48

約数和(自身を含む): 64983744

約数和(自身を除く): 43709964

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 32233, 64466, 96699, 128932, 161165, 193398, 322330, 354563, 386796, 483495, 644660, 709126, 966990, 1063689, 1418252, 1772815, 1933980, 2127378, 3545630, 4254756, 5318445, 7091260, 10636890, 21273780]

約数ペア:

[(1, 21273780), (2, 10636890), (3, 7091260), (4, 5318445), (5, 4254756), (6, 3545630), (10, 2127378), (11, 1933980), (12, 1772815), (15, 1418252), (20, 1063689), (22, 966990), (30, 709126), (33, 644660), (44, 483495), (55, 386796), (60, 354563), (66, 322330), (110, 193398), (132, 161165), (165, 128932), (220, 96699), (330, 64466), (660, 32233)]