21555218

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{6277}}^1$

素因数の和:6397

約数の個数: 16

約数和(自身を含む): 34579224

約数和(自身を除く): 13024006

約数列:

[1, 2, 17, 34, 101, 202, 1717, 3434, 6277, 12554, 106709, 213418, 633977, 1267954, 10777609, 21555218]

約数ペア:

[(1, 21555218), (2, 10777609), (17, 1267954), (34, 633977), (101, 213418), (202, 106709), (1717, 12554), (3434, 6277)]