21666382

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{569}}^1$

素因数の和:891

約数の個数: 16

約数和(自身を含む): 33105600

約数和(自身を除く): 11439218

約数列:

[1, 2, 79, 158, 241, 482, 569, 1138, 19039, 38078, 44951, 89902, 137129, 274258, 10833191, 21666382]

約数ペア:

[(1, 21666382), (2, 10833191), (79, 274258), (158, 137129), (241, 89902), (482, 44951), (569, 38078), (1138, 19039)]