21036106

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{523}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 41425344

約数和(自身を除く): 20389238

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 169, 182, 221, 238, 338, 442, 523, 1046, 1183, 1547, 2366, 2873, 3094, 3661, 5746, 6799, 7322, 8891, 13598, 17782, 20111, 40222, 47593, 62237, 88387, 95186, 115583, 124474, 176774, 231166, 618709, 809081, 1237418, 1502579, 1618162, 3005158, 10518053, 21036106]

約数ペア:

[(1, 21036106), (2, 10518053), (7, 3005158), (13, 1618162), (14, 1502579), (17, 1237418), (26, 809081), (34, 618709), (91, 231166), (119, 176774), (169, 124474), (182, 115583), (221, 95186), (238, 88387), (338, 62237), (442, 47593), (523, 40222), (1046, 20111), (1183, 17782), (1547, 13598), (2366, 8891), (2873, 7322), (3094, 6799), (3661, 5746)]