21366814

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{19319}}^1$

素因数の和:19407

約数の個数: 16

約数和(自身を含む): 37094400

約数和(自身を除く): 15727586

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 19319, 38638, 135233, 270466, 1526201, 3052402, 10683407, 21366814]

約数ペア:

[(1, 21366814), (2, 10683407), (7, 3052402), (14, 1526201), (79, 270466), (158, 135233), (553, 38638), (1106, 19319)]