21695382

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{19759}}^1$

素因数の和:19828

約数の個数: 24

約数和(自身を含む): 47779680

約数和(自身を除く): 26084298

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 19759, 39518, 59277, 118554, 177831, 355662, 1205299, 2410598, 3615897, 7231794, 10847691, 21695382]

約数ペア:

[(1, 21695382), (2, 10847691), (3, 7231794), (6, 3615897), (9, 2410598), (18, 1205299), (61, 355662), (122, 177831), (183, 118554), (366, 59277), (549, 39518), (1098, 19759)]