7021539

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{383}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 12042240

約数和(自身を除く): 5020701

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 383, 679, 873, 1149, 2037, 2619, 2681, 3447, 6111, 8043, 10341, 18333, 24129, 37151, 72387, 111453, 260057, 334359, 780171, 1003077, 2340513, 7021539]

約数ペア:

[(1, 7021539), (3, 2340513), (7, 1003077), (9, 780171), (21, 334359), (27, 260057), (63, 111453), (97, 72387), (189, 37151), (291, 24129), (383, 18333), (679, 10341), (873, 8043), (1149, 6111), (2037, 3447), (2619, 2681)]