22471281

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18773}}^1$

素因数の和:18805

約数の個数: 24

約数和(自身を含む): 39049920

約数和(自身を除く): 16578639

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 18773, 56319, 131411, 168957, 356687, 394233, 1070061, 1182699, 2496809, 3210183, 7490427, 22471281]

約数ペア:

[(1, 22471281), (3, 7490427), (7, 3210183), (9, 2496809), (19, 1182699), (21, 1070061), (57, 394233), (63, 356687), (133, 168957), (171, 131411), (399, 56319), (1197, 18773)]