21625340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{98297}}^1$

素因数の和:98317

約数の個数: 24

約数和(自身を含む): 49542192

約数和(自身を除く): 27916852

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 98297, 196594, 393188, 491485, 982970, 1081267, 1965940, 2162534, 4325068, 5406335, 10812670, 21625340]

約数ペア:

[(1, 21625340), (2, 10812670), (4, 5406335), (5, 4325068), (10, 2162534), (11, 1965940), (20, 1081267), (22, 982970), (44, 491485), (55, 393188), (110, 196594), (220, 98297)]