21143490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{704783}}^1$

素因数の和:704793

約数の個数: 16

約数和(自身を含む): 50744448

約数和(自身を除く): 29600958

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 704783, 1409566, 2114349, 3523915, 4228698, 7047830, 10571745, 21143490]

約数ペア:

[(1, 21143490), (2, 10571745), (3, 7047830), (5, 4228698), (6, 3523915), (10, 2114349), (15, 1409566), (30, 704783)]