21315167946

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{16221589}}^1$

素因数の和:16221670

約数の個数: 24

約数和(自身を含む): 46815508740

約数和(自身を除く): 25500340794

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 16221589, 32443178, 48664767, 97329534, 145994301, 291988602, 1184175997, 2368351994, 3552527991, 7105055982, 10657583973, 21315167946]

約数ペア:

[(1, 21315167946), (2, 10657583973), (3, 7105055982), (6, 3552527991), (9, 2368351994), (18, 1184175997), (73, 291988602), (146, 145994301), (219, 97329534), (438, 48664767), (657, 32443178), (1314, 16221589)]