21222316

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{9629}}^1$

素因数の和:9681

約数の個数: 24

約数和(自身を含む): 40446000

約数和(自身を除く): 19223684

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 116, 551, 1102, 2204, 9629, 19258, 38516, 182951, 279241, 365902, 558482, 731804, 1116964, 5305579, 10611158, 21222316]

約数ペア:

[(1, 21222316), (2, 10611158), (4, 5305579), (19, 1116964), (29, 731804), (38, 558482), (58, 365902), (76, 279241), (116, 182951), (551, 38516), (1102, 19258), (2204, 9629)]