21543090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1621}}^1$

素因数の和:2074

約数の個数: 32

約数和(自身を含む): 51852096

約数和(自身を除く): 30309006

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 443, 886, 1329, 1621, 2215, 2658, 3242, 4430, 4863, 6645, 8105, 9726, 13290, 16210, 24315, 48630, 718103, 1436206, 2154309, 3590515, 4308618, 7181030, 10771545, 21543090]

約数ペア:

[(1, 21543090), (2, 10771545), (3, 7181030), (5, 4308618), (6, 3590515), (10, 2154309), (15, 1436206), (30, 718103), (443, 48630), (886, 24315), (1329, 16210), (1621, 13290), (2215, 9726), (2658, 8105), (3242, 6645), (4430, 4863)]