21853716

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{17681}}^1$

素因数の和:17791

約数の個数: 24

約数和(自身を含む): 51489984

約数和(自身を除く): 29636268

約数列:

[1, 2, 3, 4, 6, 12, 103, 206, 309, 412, 618, 1236, 17681, 35362, 53043, 70724, 106086, 212172, 1821143, 3642286, 5463429, 7284572, 10926858, 21853716]

約数ペア:

[(1, 21853716), (2, 10926858), (3, 7284572), (4, 5463429), (6, 3642286), (12, 1821143), (103, 212172), (206, 106086), (309, 70724), (412, 53043), (618, 35362), (1236, 17681)]