21465592

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{141221}}^1$

素因数の和:141246

約数の個数: 16

約数和(自身を含む): 42366600

約数和(自身を除く): 20901008

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 141221, 282442, 564884, 1129768, 2683199, 5366398, 10732796, 21465592]

約数ペア:

[(1, 21465592), (2, 10732796), (4, 5366398), (8, 2683199), (19, 1129768), (38, 564884), (76, 282442), (152, 141221)]