2021042030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{264881}}^1$

素因数の和:265004

約数の個数: 32

約数和(自身を含む): 4195730880

約数和(自身を除く): 2174688850

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 763, 1090, 1526, 3815, 7630, 264881, 529762, 1324405, 1854167, 2648810, 3708334, 9270835, 18541670, 28872029, 57744058, 144360145, 202104203, 288720290, 404208406, 1010521015, 2021042030]

約数ペア:

[(1, 2021042030), (2, 1010521015), (5, 404208406), (7, 288720290), (10, 202104203), (14, 144360145), (35, 57744058), (70, 28872029), (109, 18541670), (218, 9270835), (545, 3708334), (763, 2648810), (1090, 1854167), (1526, 1324405), (3815, 529762), (7630, 264881)]