2021099540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5318683}}^1$

素因数の和:5318711

約数の個数: 24

約数和(自身を含む): 4467694560

約数和(自身を除く): 2446595020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5318683, 10637366, 21274732, 26593415, 53186830, 101054977, 106373660, 202109954, 404219908, 505274885, 1010549770, 2021099540]

約数ペア:

[(1, 2021099540), (2, 1010549770), (4, 505274885), (5, 404219908), (10, 202109954), (19, 106373660), (20, 101054977), (38, 53186830), (76, 26593415), (95, 21274732), (190, 10637366), (380, 5318683)]