2021521630

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1854607}}^1$

素因数の和:1854723

約数の個数: 16

約数和(自身を含む): 3672123840

約数和(自身を除く): 1650602210

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 1854607, 3709214, 9273035, 18546070, 202152163, 404304326, 1010760815, 2021521630]

約数ペア:

[(1, 2021521630), (2, 1010760815), (5, 404304326), (10, 202152163), (109, 18546070), (218, 9273035), (545, 3709214), (1090, 1854607)]