21336464312

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1235321}}^1$

素因数の和:1235471

約数の個数: 32

約数和(自身を含む): 42692728320

約数和(自身を除く): 21356264008

約数列:

[1, 2, 4, 8, 17, 34, 68, 127, 136, 254, 508, 1016, 2159, 4318, 8636, 17272, 1235321, 2470642, 4941284, 9882568, 21000457, 42000914, 84001828, 156885767, 168003656, 313771534, 627543068, 1255086136, 2667058039, 5334116078, 10668232156, 21336464312]

約数ペア:

[(1, 21336464312), (2, 10668232156), (4, 5334116078), (8, 2667058039), (17, 1255086136), (34, 627543068), (68, 313771534), (127, 168003656), (136, 156885767), (254, 84001828), (508, 42000914), (1016, 21000457), (2159, 9882568), (4318, 4941284), (8636, 2470642), (17272, 1235321)]