21409150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{61169}}^1$

素因数の和:61188

約数の個数: 24

約数和(自身を含む): 45510480

約数和(自身を除く): 24101330

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 61169, 122338, 305845, 428183, 611690, 856366, 1529225, 2140915, 3058450, 4281830, 10704575, 21409150]

約数ペア:

[(1, 21409150), (2, 10704575), (5, 4281830), (7, 3058450), (10, 2140915), (14, 1529225), (25, 856366), (35, 611690), (50, 428183), (70, 305845), (175, 122338), (350, 61169)]