21353418

素因数分解:

$2^1\times 3^2\times {\mathrm{191}}^1\times {\mathrm{6211}}^1$

素因数の和:6410

約数の個数: 24

約数和(自身を含む): 46515456

約数和(自身を除く): 25162038

約数列:

[1, 2, 3, 6, 9, 18, 191, 382, 573, 1146, 1719, 3438, 6211, 12422, 18633, 37266, 55899, 111798, 1186301, 2372602, 3558903, 7117806, 10676709, 21353418]

約数ペア:

[(1, 21353418), (2, 10676709), (3, 7117806), (6, 3558903), (9, 2372602), (18, 1186301), (191, 111798), (382, 55899), (573, 37266), (1146, 18633), (1719, 12422), (3438, 6211)]