21665148

素因数分解:

$2^2\times 3^1\times {\mathrm{449}}^1\times {\mathrm{4021}}^1$

素因数の和:4477

約数の個数: 24

約数和(自身を含む): 50677200

約数和(自身を除く): 29012052

約数列:

[1, 2, 3, 4, 6, 12, 449, 898, 1347, 1796, 2694, 4021, 5388, 8042, 12063, 16084, 24126, 48252, 1805429, 3610858, 5416287, 7221716, 10832574, 21665148]

約数ペア:

[(1, 21665148), (2, 10832574), (3, 7221716), (4, 5416287), (6, 3610858), (12, 1805429), (449, 48252), (898, 24126), (1347, 16084), (1796, 12063), (2694, 8042), (4021, 5388)]