421553916

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{557611}}^1$

素因数の和:557631

約数の個数: 48

約数和(自身を含む): 1249050880

約数和(自身を除く): 827496964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 557611, 1115222, 1672833, 2230444, 3345666, 3903277, 5018499, 6691332, 7806554, 10036998, 11709831, 15055497, 15613108, 20073996, 23419662, 30110994, 35129493, 46839324, 60221988, 70258986, 105388479, 140517972, 210776958, 421553916]

約数ペア:

[(1, 421553916), (2, 210776958), (3, 140517972), (4, 105388479), (6, 70258986), (7, 60221988), (9, 46839324), (12, 35129493), (14, 30110994), (18, 23419662), (21, 20073996), (27, 15613108), (28, 15055497), (36, 11709831), (42, 10036998), (54, 7806554), (63, 6691332), (84, 5018499), (108, 3903277), (126, 3345666), (189, 2230444), (252, 1672833), (378, 1115222), (756, 557611)]