30911916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21647}}^1$

素因数の和:21678

約数の個数: 48

約数和(自身を含む): 87284736

約数和(自身を除く): 56372820

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 21647, 43294, 64941, 86588, 129882, 151529, 259764, 303058, 367999, 454587, 606116, 735998, 909174, 1103997, 1471996, 1818348, 2207994, 2575993, 4415988, 5151986, 7727979, 10303972, 15455958, 30911916]

約数ペア:

[(1, 30911916), (2, 15455958), (3, 10303972), (4, 7727979), (6, 5151986), (7, 4415988), (12, 2575993), (14, 2207994), (17, 1818348), (21, 1471996), (28, 1103997), (34, 909174), (42, 735998), (51, 606116), (68, 454587), (84, 367999), (102, 303058), (119, 259764), (204, 151529), (238, 129882), (357, 86588), (476, 64941), (714, 43294), (1428, 21647)]