21922775

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7369}}^1$

素因数の和:7403

約数の個数: 24

約数和(自身を含む): 32899680

約数和(自身を除く): 10976905

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 2975, 7369, 36845, 51583, 125273, 184225, 257915, 626365, 876911, 1289575, 3131825, 4384555, 21922775]

約数ペア:

[(1, 21922775), (5, 4384555), (7, 3131825), (17, 1289575), (25, 876911), (35, 626365), (85, 257915), (119, 184225), (175, 125273), (425, 51583), (595, 36845), (2975, 7369)]