21552540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{359209}}^1$

素因数の和:359221

約数の個数: 24

約数和(自身を含む): 60347280

約数和(自身を除く): 38794740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 359209, 718418, 1077627, 1436836, 1796045, 2155254, 3592090, 4310508, 5388135, 7184180, 10776270, 21552540]

約数ペア:

[(1, 21552540), (2, 10776270), (3, 7184180), (4, 5388135), (5, 4310508), (6, 3592090), (10, 2155254), (12, 1796045), (15, 1436836), (20, 1077627), (30, 718418), (60, 359209)]