21837627

素因数分解:

$3^3\times 7^1\times {\mathrm{227}}^1\times {\mathrm{509}}^1$

素因数の和:752

約数の個数: 32

約数和(自身を含む): 37209600

約数和(自身を除く): 15371973

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 227, 509, 681, 1527, 1589, 2043, 3563, 4581, 4767, 6129, 10689, 13743, 14301, 32067, 42903, 96201, 115543, 346629, 808801, 1039887, 2426403, 3119661, 7279209, 21837627]

約数ペア:

[(1, 21837627), (3, 7279209), (7, 3119661), (9, 2426403), (21, 1039887), (27, 808801), (63, 346629), (189, 115543), (227, 96201), (509, 42903), (681, 32067), (1527, 14301), (1589, 13743), (2043, 10689), (3563, 6129), (4581, 4767)]