21879642

素因数分解:

$2^1\times 3^1\times {\mathrm{181}}^1\times {\mathrm{20147}}^1$

素因数の和:20333

約数の個数: 16

約数和(自身を含む): 44003232

約数和(自身を除く): 22123590

約数列:

[1, 2, 3, 6, 181, 362, 543, 1086, 20147, 40294, 60441, 120882, 3646607, 7293214, 10939821, 21879642]

約数ペア:

[(1, 21879642), (2, 10939821), (3, 7293214), (6, 3646607), (181, 120882), (362, 60441), (543, 40294), (1086, 20147)]