21460125

素因数分解:

$3^1\times 5^3\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:750

約数の個数: 32

約数和(自身を含む): 36167040

約数和(自身を除く): 14706915

約数列:

[1, 3, 5, 15, 25, 75, 89, 125, 267, 375, 445, 643, 1335, 1929, 2225, 3215, 6675, 9645, 11125, 16075, 33375, 48225, 57227, 80375, 171681, 241125, 286135, 858405, 1430675, 4292025, 7153375, 21460125]

約数ペア:

[(1, 21460125), (3, 7153375), (5, 4292025), (15, 1430675), (25, 858405), (75, 286135), (89, 241125), (125, 171681), (267, 80375), (375, 57227), (445, 48225), (643, 33375), (1335, 16075), (1929, 11125), (2225, 9645), (3215, 6675)]