21675975

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{9323}}^1$

素因数の和:9367

約数の個数: 24

約数和(自身を含む): 36997632

約数和(自身を除く): 15321657

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 9323, 27969, 46615, 139845, 233075, 289013, 699225, 867039, 1445065, 4335195, 7225325, 21675975]

約数ペア:

[(1, 21675975), (3, 7225325), (5, 4335195), (15, 1445065), (25, 867039), (31, 699225), (75, 289013), (93, 233075), (155, 139845), (465, 46615), (775, 27969), (2325, 9323)]