21291246003

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{4831}}^1\times {\mathrm{35831}}^1$

素因数の和:40706

約数の個数: 16

約数和(自身を含む): 29087557632

約数和(自身を除く): 7796311629

約数列:

[1, 3, 41, 123, 4831, 14493, 35831, 107493, 198071, 594213, 1469071, 4407213, 173099561, 519298683, 7097082001, 21291246003]

約数ペア:

[(1, 21291246003), (3, 7097082001), (41, 519298683), (123, 173099561), (4831, 4407213), (14493, 1469071), (35831, 594213), (107493, 198071)]