21271803

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{44041}}^1$

素因数の和:44074

約数の個数: 16

約数和(自身を含む): 33824256

約数和(自身を除く): 12552453

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 44041, 132123, 308287, 924861, 1012943, 3038829, 7090601, 21271803]

約数ペア:

[(1, 21271803), (3, 7090601), (7, 3038829), (21, 1012943), (23, 924861), (69, 308287), (161, 132123), (483, 44041)]