21075144

素因数分解:

$2^3\times 3^1\times {\mathrm{878131}}^1$

素因数の和:878140

約数の個数: 16

約数和(自身を含む): 52687920

約数和(自身を除く): 31612776

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 878131, 1756262, 2634393, 3512524, 5268786, 7025048, 10537572, 21075144]

約数ペア:

[(1, 21075144), (2, 10537572), (3, 7025048), (4, 5268786), (6, 3512524), (8, 2634393), (12, 1756262), (24, 878131)]