21286754930

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{6206051}}^1$

素因数の和:6206079

約数の個数: 32

約数和(自身を含む): 44683574400

約数和(自身を除く): 23396819470

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 6206051, 12412102, 31030255, 43442357, 62060510, 86884714, 217211785, 304096499, 434423570, 608192998, 1520482495, 2128675493, 3040964990, 4257350986, 10643377465, 21286754930]

約数ペア:

[(1, 21286754930), (2, 10643377465), (5, 4257350986), (7, 3040964990), (10, 2128675493), (14, 1520482495), (35, 608192998), (49, 434423570), (70, 304096499), (98, 217211785), (245, 86884714), (343, 62060510), (490, 43442357), (686, 31030255), (1715, 12412102), (3430, 6206051)]