21190056

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{20533}}^1$

素因数の和:20585

約数の個数: 32

約数和(自身を含む): 54209760

約数和(自身を除く): 33019704

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 20533, 41066, 61599, 82132, 123198, 164264, 246396, 492792, 882919, 1765838, 2648757, 3531676, 5297514, 7063352, 10595028, 21190056]

約数ペア:

[(1, 21190056), (2, 10595028), (3, 7063352), (4, 5297514), (6, 3531676), (8, 2648757), (12, 1765838), (24, 882919), (43, 492792), (86, 246396), (129, 164264), (172, 123198), (258, 82132), (344, 61599), (516, 41066), (1032, 20533)]