21844425

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{6197}}^1$

素因数の和:6257

約数の個数: 24

約数和(自身を含む): 36890496

約数和(自身を除く): 15046071

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 3525, 6197, 18591, 30985, 92955, 154925, 291259, 464775, 873777, 1456295, 4368885, 7281475, 21844425]

約数ペア:

[(1, 21844425), (3, 7281475), (5, 4368885), (15, 1456295), (25, 873777), (47, 464775), (75, 291259), (141, 154925), (235, 92955), (705, 30985), (1175, 18591), (3525, 6197)]