21827806

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10903}}^1$

素因数の和:10936

約数の個数: 32

約数和(自身を含む): 43964928

約数和(自身を除く): 22137122

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 10903, 21806, 76321, 119933, 141739, 152642, 239866, 283478, 839531, 992173, 1559129, 1679062, 1984346, 3118258, 10913903, 21827806]

約数ペア:

[(1, 21827806), (2, 10913903), (7, 3118258), (11, 1984346), (13, 1679062), (14, 1559129), (22, 992173), (26, 839531), (77, 283478), (91, 239866), (143, 152642), (154, 141739), (182, 119933), (286, 76321), (1001, 21806), (2002, 10903)]