21063627

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4391}}^1$

素因数の和:4451

約数の個数: 24

約数和(自身を含む): 33572448

約数和(自身を除く): 12508821

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 369, 533, 1599, 4391, 4797, 13173, 39519, 57083, 171249, 180031, 513747, 540093, 1620279, 2340403, 7021209, 21063627]

約数ペア:

[(1, 21063627), (3, 7021209), (9, 2340403), (13, 1620279), (39, 540093), (41, 513747), (117, 180031), (123, 171249), (369, 57083), (533, 39519), (1599, 13173), (4391, 4797)]