21189612

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{33317}}^1$

素因数の和:33377

約数の個数: 24

約数和(自身を含む): 50376816

約数和(自身を除く): 29187204

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 33317, 66634, 99951, 133268, 199902, 399804, 1765801, 3531602, 5297403, 7063204, 10594806, 21189612]

約数ペア:

[(1, 21189612), (2, 10594806), (3, 7063204), (4, 5297403), (6, 3531602), (12, 1765801), (53, 399804), (106, 199902), (159, 133268), (212, 99951), (318, 66634), (636, 33317)]