21623248

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{17107}}^1$

素因数の和:17194

約数の個数: 20

約数和(自身を含む): 42427840

約数和(自身を除く): 20804592

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 17107, 34214, 68428, 136856, 273712, 1351453, 2702906, 5405812, 10811624, 21623248]

約数ペア:

[(1, 21623248), (2, 10811624), (4, 5405812), (8, 2702906), (16, 1351453), (79, 273712), (158, 136856), (316, 68428), (632, 34214), (1264, 17107)]