21939270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{613}}^1\times {\mathrm{1193}}^1$

素因数の和:1816

約数の個数: 32

約数和(自身を含む): 52784352

約数和(自身を除く): 30845082

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 613, 1193, 1226, 1839, 2386, 3065, 3579, 3678, 5965, 6130, 7158, 9195, 11930, 17895, 18390, 35790, 731309, 1462618, 2193927, 3656545, 4387854, 7313090, 10969635, 21939270]

約数ペア:

[(1, 21939270), (2, 10969635), (3, 7313090), (5, 4387854), (6, 3656545), (10, 2193927), (15, 1462618), (30, 731309), (613, 35790), (1193, 18390), (1226, 17895), (1839, 11930), (2386, 9195), (3065, 7158), (3579, 6130), (3678, 5965)]