21344535

素因数分解:

$3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1433}}^1$

素因数の和:1775

約数の個数: 24

約数和(自身を含む): 37134864

約数和(自身を除く): 15790329

約数列:

[1, 3, 5, 9, 15, 45, 331, 993, 1433, 1655, 2979, 4299, 4965, 7165, 12897, 14895, 21495, 64485, 474323, 1422969, 2371615, 4268907, 7114845, 21344535]

約数ペア:

[(1, 21344535), (3, 7114845), (5, 4268907), (9, 2371615), (15, 1422969), (45, 474323), (331, 64485), (993, 21495), (1433, 14895), (1655, 12897), (2979, 7165), (4299, 4965)]