4221567

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{593}}^1$

素因数の和:719

約数の個数: 24

約数和(自身を含む): 7042464

約数和(自身を除く): 2820897

約数列:

[1, 3, 7, 9, 21, 63, 113, 339, 593, 791, 1017, 1779, 2373, 4151, 5337, 7119, 12453, 37359, 67009, 201027, 469063, 603081, 1407189, 4221567]

約数ペア:

[(1, 4221567), (3, 1407189), (7, 603081), (9, 469063), (21, 201027), (63, 67009), (113, 37359), (339, 12453), (593, 7119), (791, 5337), (1017, 4151), (1779, 2373)]