21151566

素因数分解:

$2^1\times 3^2\times {\mathrm{113}}^1\times {\mathrm{10399}}^1$

素因数の和:10520

約数の個数: 24

約数和(自身を含む): 46238400

約数和(自身を除く): 25086834

約数列:

[1, 2, 3, 6, 9, 18, 113, 226, 339, 678, 1017, 2034, 10399, 20798, 31197, 62394, 93591, 187182, 1175087, 2350174, 3525261, 7050522, 10575783, 21151566]

約数ペア:

[(1, 21151566), (2, 10575783), (3, 7050522), (6, 3525261), (9, 2350174), (18, 1175087), (113, 187182), (226, 93591), (339, 62394), (678, 31197), (1017, 20798), (2034, 10399)]