21893399

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{53}}^1$

素因数の和:175

約数の個数: 24

約数和(自身を含む): 26325648

約数和(自身を除く): 4432249

約数列:

[1, 11, 17, 47, 53, 187, 517, 583, 799, 901, 2209, 2491, 8789, 9911, 24299, 27401, 37553, 42347, 117077, 413083, 465817, 1287847, 1990309, 21893399]

約数ペア:

[(1, 21893399), (11, 1990309), (17, 1287847), (47, 465817), (53, 413083), (187, 117077), (517, 42347), (583, 37553), (799, 27401), (901, 24299), (2209, 9911), (2491, 8789)]