21106065

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 35582976

約数和(自身を除く): 14476911

約数列:

[1, 3, 5, 15, 23, 69, 115, 131, 345, 393, 467, 655, 1401, 1965, 2335, 3013, 7005, 9039, 10741, 15065, 32223, 45195, 53705, 61177, 161115, 183531, 305885, 917655, 1407071, 4221213, 7035355, 21106065]

約数ペア:

[(1, 21106065), (3, 7035355), (5, 4221213), (15, 1407071), (23, 917655), (69, 305885), (115, 183531), (131, 161115), (345, 61177), (393, 53705), (467, 45195), (655, 32223), (1401, 15065), (1965, 10741), (2335, 9039), (3013, 7005)]