21932217

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 32489600

約数和(自身を除く): 10557383

約数列:

[1, 3, 9, 79, 109, 237, 283, 327, 711, 849, 981, 2547, 8611, 22357, 25833, 30847, 67071, 77499, 92541, 201213, 277623, 2436913, 7310739, 21932217]

約数ペア:

[(1, 21932217), (3, 7310739), (9, 2436913), (79, 277623), (109, 201213), (237, 92541), (283, 77499), (327, 67071), (711, 30847), (849, 25833), (981, 22357), (2547, 8611)]