21003372

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{44879}}^1$

素因数の和:44902

約数の個数: 36

約数和(自身を含む): 57177120

約数和(自身を除く): 36173748

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 44879, 89758, 134637, 179516, 269274, 403911, 538548, 583427, 807822, 1166854, 1615644, 1750281, 2333708, 3500562, 5250843, 7001124, 10501686, 21003372]

約数ペア:

[(1, 21003372), (2, 10501686), (3, 7001124), (4, 5250843), (6, 3500562), (9, 2333708), (12, 1750281), (13, 1615644), (18, 1166854), (26, 807822), (36, 583427), (39, 538548), (52, 403911), (78, 269274), (117, 179516), (156, 134637), (234, 89758), (468, 44879)]