21724860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{362081}}^1$

素因数の和:362093

約数の個数: 24

約数和(自身を含む): 60829776

約数和(自身を除く): 39104916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 362081, 724162, 1086243, 1448324, 1810405, 2172486, 3620810, 4344972, 5431215, 7241620, 10862430, 21724860]

約数ペア:

[(1, 21724860), (2, 10862430), (3, 7241620), (4, 5431215), (5, 4344972), (6, 3620810), (10, 2172486), (12, 1810405), (15, 1448324), (20, 1086243), (30, 724162), (60, 362081)]