2021031140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5318503}}^1$

素因数の和:5318531

約数の個数: 24

約数和(自身を含む): 4467543360

約数和(自身を除く): 2446512220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5318503, 10637006, 21274012, 26592515, 53185030, 101051557, 106370060, 202103114, 404206228, 505257785, 1010515570, 2021031140]

約数ペア:

[(1, 2021031140), (2, 1010515570), (4, 505257785), (5, 404206228), (10, 202103114), (19, 106370060), (20, 101051557), (38, 53185030), (76, 26592515), (95, 21274012), (190, 10637006), (380, 5318503)]