21000306570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1876703}}^1$

素因数の和:1877086

約数の個数: 32

約数和(自身を含む): 50535885312

約数和(自身を除く): 29535578742

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 373, 746, 1119, 1865, 2238, 3730, 5595, 11190, 1876703, 3753406, 5630109, 9383515, 11260218, 18767030, 28150545, 56301090, 700010219, 1400020438, 2100030657, 3500051095, 4200061314, 7000102190, 10500153285, 21000306570]

約数ペア:

[(1, 21000306570), (2, 10500153285), (3, 7000102190), (5, 4200061314), (6, 3500051095), (10, 2100030657), (15, 1400020438), (30, 700010219), (373, 56301090), (746, 28150545), (1119, 18767030), (1865, 11260218), (2238, 9383515), (3730, 5630109), (5595, 3753406), (11190, 1876703)]