21674115

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5179}}^1$

素因数の和:5224

約数の個数: 32

約数和(自身を含む): 39782400

約数和(自身を除く): 18108285

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 5179, 15537, 25895, 46611, 77685, 139833, 160549, 233055, 481647, 699165, 802745, 1444941, 2408235, 4334823, 7224705, 21674115]

約数ペア:

[(1, 21674115), (3, 7224705), (5, 4334823), (9, 2408235), (15, 1444941), (27, 802745), (31, 699165), (45, 481647), (93, 233055), (135, 160549), (155, 139833), (279, 77685), (465, 46611), (837, 25895), (1395, 15537), (4185, 5179)]