21796702921

素因数分解:

$7^1\times {\mathrm{479}}^1\times {\mathrm{1193}}^1\times {\mathrm{5449}}^1$

素因数の和:7128

約数の個数: 16

約数和(自身を含む): 24988032000

約数和(自身を除く): 3191329079

約数列:

[1, 7, 479, 1193, 3353, 5449, 8351, 38143, 571447, 2610071, 4000129, 6500657, 18270497, 45504599, 3113814703, 21796702921]

約数ペア:

[(1, 21796702921), (7, 3113814703), (479, 45504599), (1193, 18270497), (3353, 6500657), (5449, 4000129), (8351, 2610071), (38143, 571447)]