20861358

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{70957}}^1$

素因数の和:70976

約数の個数: 24

約数和(自身を含む): 48535272

約数和(自身を除く): 27673914

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 70957, 141914, 212871, 425742, 496699, 993398, 1490097, 2980194, 3476893, 6953786, 10430679, 20861358]

約数ペア:

[(1, 20861358), (2, 10430679), (3, 6953786), (6, 3476893), (7, 2980194), (14, 1490097), (21, 993398), (42, 496699), (49, 425742), (98, 212871), (147, 141914), (294, 70957)]