21997524

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{6343}}^1$

素因数の和:6384

約数の個数: 36

約数和(自身を含む): 54533024

約数和(自身を除く): 32535500

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 289, 578, 867, 1156, 1734, 3468, 6343, 12686, 19029, 25372, 38058, 76116, 107831, 215662, 323493, 431324, 646986, 1293972, 1833127, 3666254, 5499381, 7332508, 10998762, 21997524]

約数ペア:

[(1, 21997524), (2, 10998762), (3, 7332508), (4, 5499381), (6, 3666254), (12, 1833127), (17, 1293972), (34, 646986), (51, 431324), (68, 323493), (102, 215662), (204, 107831), (289, 76116), (578, 38058), (867, 25372), (1156, 19029), (1734, 12686), (3468, 6343)]