21109554

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{13177}}^1$

素因数の和:13274

約数の個数: 24

約数和(自身を含む): 46254780

約数和(自身を除く): 25145226

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 13177, 26354, 39531, 79062, 118593, 237186, 1172753, 2345506, 3518259, 7036518, 10554777, 21109554]

約数ペア:

[(1, 21109554), (2, 10554777), (3, 7036518), (6, 3518259), (9, 2345506), (18, 1172753), (89, 237186), (178, 118593), (267, 79062), (534, 39531), (801, 26354), (1602, 13177)]