21997608

素因数分解:

$2^3\times 3^1\times {\mathrm{443}}^1\times {\mathrm{2069}}^1$

素因数の和:2521

約数の個数: 32

約数和(自身を含む): 55144800

約数和(自身を除く): 33147192

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 443, 886, 1329, 1772, 2069, 2658, 3544, 4138, 5316, 6207, 8276, 10632, 12414, 16552, 24828, 49656, 916567, 1833134, 2749701, 3666268, 5499402, 7332536, 10998804, 21997608]

約数ペア:

[(1, 21997608), (2, 10998804), (3, 7332536), (4, 5499402), (6, 3666268), (8, 2749701), (12, 1833134), (24, 916567), (443, 49656), (886, 24828), (1329, 16552), (1772, 12414), (2069, 10632), (2658, 8276), (3544, 6207), (4138, 5316)]