21751376

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{59107}}^1$

素因数の和:59138

約数の個数: 20

約数和(自身を含む): 43976352

約数和(自身を除く): 22224976

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 59107, 118214, 236428, 472856, 945712, 1359461, 2718922, 5437844, 10875688, 21751376]

約数ペア:

[(1, 21751376), (2, 10875688), (4, 5437844), (8, 2718922), (16, 1359461), (23, 945712), (46, 472856), (92, 236428), (184, 118214), (368, 59107)]