21136686211

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{6481}}^1$

素因数の和:6979

約数の個数: 32

約数和(自身を含む): 24641971200

約数和(自身を除く): 3505284989

約数列:

[1, 17, 19, 23, 323, 391, 437, 439, 6481, 7429, 7463, 8341, 10097, 110177, 123139, 141797, 149063, 171649, 191843, 2093363, 2534071, 2832197, 2845159, 3261331, 48147349, 48367703, 54058021, 65438657, 918986357, 1112457169, 1243334483, 21136686211]

約数ペア:

[(1, 21136686211), (17, 1243334483), (19, 1112457169), (23, 918986357), (323, 65438657), (391, 54058021), (437, 48367703), (439, 48147349), (6481, 3261331), (7429, 2845159), (7463, 2832197), (8341, 2534071), (10097, 2093363), (110177, 191843), (123139, 171649), (141797, 149063)]