21277206

素因数分解:

$2^1\times 3^2\times {\mathrm{547}}^1\times {\mathrm{2161}}^1$

素因数の和:2716

約数の個数: 24

約数和(自身を含む): 46206264

約数和(自身を除く): 24929058

約数列:

[1, 2, 3, 6, 9, 18, 547, 1094, 1641, 2161, 3282, 4322, 4923, 6483, 9846, 12966, 19449, 38898, 1182067, 2364134, 3546201, 7092402, 10638603, 21277206]

約数ペア:

[(1, 21277206), (2, 10638603), (3, 7092402), (6, 3546201), (9, 2364134), (18, 1182067), (547, 38898), (1094, 19449), (1641, 12966), (2161, 9846), (3282, 6483), (4322, 4923)]