21327826

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 37034928

約数和(自身を除く): 15707102

約数列:

[1, 2, 13, 17, 26, 34, 73, 146, 221, 442, 661, 949, 1241, 1322, 1898, 2482, 8593, 11237, 16133, 17186, 22474, 32266, 48253, 96506, 146081, 292162, 627289, 820301, 1254578, 1640602, 10663913, 21327826]

約数ペア:

[(1, 21327826), (2, 10663913), (13, 1640602), (17, 1254578), (26, 820301), (34, 627289), (73, 292162), (146, 146081), (221, 96506), (442, 48253), (661, 32266), (949, 22474), (1241, 17186), (1322, 16133), (1898, 11237), (2482, 8593)]