21886774

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2269}}^1$

素因数の和:2344

約数の個数: 32

約数和(自身を含む): 41186880

約数和(自身を除く): 19300106

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 1378, 2269, 4538, 4823, 9646, 15883, 29497, 31766, 58994, 120257, 206479, 240514, 412958, 841799, 1563341, 1683598, 3126682, 10943387, 21886774]

約数ペア:

[(1, 21886774), (2, 10943387), (7, 3126682), (13, 1683598), (14, 1563341), (26, 841799), (53, 412958), (91, 240514), (106, 206479), (182, 120257), (371, 58994), (689, 31766), (742, 29497), (1378, 15883), (2269, 9646), (4538, 4823)]