21850874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{1087}}^1$

素因数の和:1154

約数の個数: 24

約数和(自身を含む): 36099840

約数和(自身を除く): 14248966

約数列:

[1, 2, 19, 23, 38, 46, 437, 529, 874, 1058, 1087, 2174, 10051, 20102, 20653, 25001, 41306, 50002, 475019, 575023, 950038, 1150046, 10925437, 21850874]

約数ペア:

[(1, 21850874), (2, 10925437), (19, 1150046), (23, 950038), (38, 575023), (46, 475019), (437, 50002), (529, 41306), (874, 25001), (1058, 20653), (1087, 20102), (2174, 10051)]