21082460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{150589}}^1$

素因数の和:150605

約数の個数: 24

約数和(自身を含む): 50598240

約数和(自身を除く): 29515780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 150589, 301178, 602356, 752945, 1054123, 1505890, 2108246, 3011780, 4216492, 5270615, 10541230, 21082460]

約数ペア:

[(1, 21082460), (2, 10541230), (4, 5270615), (5, 4216492), (7, 3011780), (10, 2108246), (14, 1505890), (20, 1054123), (28, 752945), (35, 602356), (70, 301178), (140, 150589)]