21015144

素因数分解:

$2^3\times 3^2\times {\mathrm{291877}}^1$

素因数の和:291889

約数の個数: 24

約数和(自身を含む): 56916210

約数和(自身を除く): 35901066

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 291877, 583754, 875631, 1167508, 1751262, 2335016, 2626893, 3502524, 5253786, 7005048, 10507572, 21015144]

約数ペア:

[(1, 21015144), (2, 10507572), (3, 7005048), (4, 5253786), (6, 3502524), (8, 2626893), (9, 2335016), (12, 1751262), (18, 1167508), (24, 875631), (36, 583754), (72, 291877)]