21153444

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{135599}}^1$

素因数の和:135619

約数の個数: 24

約数和(自身を含む): 53155200

約数和(自身を除く): 32001756

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 135599, 271198, 406797, 542396, 813594, 1627188, 1762787, 3525574, 5288361, 7051148, 10576722, 21153444]

約数ペア:

[(1, 21153444), (2, 10576722), (3, 7051148), (4, 5288361), (6, 3525574), (12, 1762787), (13, 1627188), (26, 813594), (39, 542396), (52, 406797), (78, 271198), (156, 135599)]