21562011

素因数分解:

$3^3\times {\mathrm{373}}^1\times {\mathrm{2141}}^1$

素因数の和:2523

約数の個数: 16

約数和(自身を含む): 32044320

約数和(自身を除く): 10482309

約数列:

[1, 3, 9, 27, 373, 1119, 2141, 3357, 6423, 10071, 19269, 57807, 798593, 2395779, 7187337, 21562011]

約数ペア:

[(1, 21562011), (3, 7187337), (9, 2395779), (27, 798593), (373, 57807), (1119, 19269), (2141, 10071), (3357, 6423)]