21617498

素因数分解:

$2^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{4871}}^1$

素因数の和:5197

約数の個数: 16

約数和(自身を含む): 37183104

約数和(自身を除く): 15565606

約数列:

[1, 2, 7, 14, 317, 634, 2219, 4438, 4871, 9742, 34097, 68194, 1544107, 3088214, 10808749, 21617498]

約数ペア:

[(1, 21617498), (2, 10808749), (7, 3088214), (14, 1544107), (317, 68194), (634, 34097), (2219, 9742), (4438, 4871)]