2421993

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:177

約数の個数: 32

約数和(自身を含む): 3951360

約数和(自身を除く): 1529367

約数列:

[1, 3, 7, 21, 29, 41, 87, 97, 123, 203, 287, 291, 609, 679, 861, 1189, 2037, 2813, 3567, 3977, 8323, 8439, 11931, 19691, 24969, 27839, 59073, 83517, 115333, 345999, 807331, 2421993]

約数ペア:

[(1, 2421993), (3, 807331), (7, 345999), (21, 115333), (29, 83517), (41, 59073), (87, 27839), (97, 24969), (123, 19691), (203, 11931), (287, 8439), (291, 8323), (609, 3977), (679, 3567), (861, 2813), (1189, 2037)]