21886010

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{463}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 41091840

約数和(自身を除く): 19205830

約数列:

[1, 2, 5, 10, 29, 58, 145, 163, 290, 326, 463, 815, 926, 1630, 2315, 4630, 4727, 9454, 13427, 23635, 26854, 47270, 67135, 75469, 134270, 150938, 377345, 754690, 2188601, 4377202, 10943005, 21886010]

約数ペア:

[(1, 21886010), (2, 10943005), (5, 4377202), (10, 2188601), (29, 754690), (58, 377345), (145, 150938), (163, 134270), (290, 75469), (326, 67135), (463, 47270), (815, 26854), (926, 23635), (1630, 13427), (2315, 9454), (4630, 4727)]