21996326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1499}}^1$

素因数の和:1564

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 16883674

約数列:

[1, 2, 11, 22, 23, 29, 46, 58, 253, 319, 506, 638, 667, 1334, 1499, 2998, 7337, 14674, 16489, 32978, 34477, 43471, 68954, 86942, 379247, 478181, 758494, 956362, 999833, 1999666, 10998163, 21996326]

約数ペア:

[(1, 21996326), (2, 10998163), (11, 1999666), (22, 999833), (23, 956362), (29, 758494), (46, 478181), (58, 379247), (253, 86942), (319, 68954), (506, 43471), (638, 34477), (667, 32978), (1334, 16489), (1499, 14674), (2998, 7337)]