21239934

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{683}}^1$

素因数の和:832

約数の個数: 32

約数和(自身を含む): 43732224

約数和(自身を除く): 22492290

約数列:

[1, 2, 3, 6, 71, 73, 142, 146, 213, 219, 426, 438, 683, 1366, 2049, 4098, 5183, 10366, 15549, 31098, 48493, 49859, 96986, 99718, 145479, 149577, 290958, 299154, 3539989, 7079978, 10619967, 21239934]

約数ペア:

[(1, 21239934), (2, 10619967), (3, 7079978), (6, 3539989), (71, 299154), (73, 290958), (142, 149577), (146, 145479), (213, 99718), (219, 96986), (426, 49859), (438, 48493), (683, 31098), (1366, 15549), (2049, 10366), (4098, 5183)]