21367740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{356129}}^1$

素因数の和:356141

約数の個数: 24

約数和(自身を含む): 59829840

約数和(自身を除く): 38462100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 356129, 712258, 1068387, 1424516, 1780645, 2136774, 3561290, 4273548, 5341935, 7122580, 10683870, 21367740]

約数ペア:

[(1, 21367740), (2, 10683870), (3, 7122580), (4, 5341935), (5, 4273548), (6, 3561290), (10, 2136774), (12, 1780645), (15, 1424516), (20, 1068387), (30, 712258), (60, 356129)]