2021307790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4930019}}^1$

素因数の和:4930067

約数の個数: 16

約数和(自身を含む): 3727095120

約数和(自身を除く): 1705787330

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 4930019, 9860038, 24650095, 49300190, 202130779, 404261558, 1010653895, 2021307790]

約数ペア:

[(1, 2021307790), (2, 1010653895), (5, 404261558), (10, 202130779), (41, 49300190), (82, 24650095), (205, 9860038), (410, 4930019)]