21062175

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{9059}}^1$

素因数の和:9103

約数の個数: 24

約数和(自身を含む): 35950080

約数和(自身を除く): 14887905

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 9059, 27177, 45295, 135885, 226475, 280829, 679425, 842487, 1404145, 4212435, 7020725, 21062175]

約数ペア:

[(1, 21062175), (3, 7020725), (5, 4212435), (15, 1404145), (25, 842487), (31, 679425), (75, 280829), (93, 226475), (155, 135885), (465, 45295), (775, 27177), (2325, 9059)]