21046802

素因数分解:

$2^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{2699}}^1$

素因数の和:3265

約数の個数: 16

約数和(自身を含む): 36158400

約数和(自身を除く): 15111598

約数列:

[1, 2, 7, 14, 557, 1114, 2699, 3899, 5398, 7798, 18893, 37786, 1503343, 3006686, 10523401, 21046802]

約数ペア:

[(1, 21046802), (2, 10523401), (7, 3006686), (14, 1503343), (557, 37786), (1114, 18893), (2699, 7798), (3899, 5398)]