21200296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8863}}^1$

素因数の和:8905

約数の個数: 32

約数和(自身を含む): 44674560

約数和(自身を除く): 23474264

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 8863, 17726, 35452, 70904, 115219, 203849, 230438, 407698, 460876, 815396, 921752, 1630792, 2650037, 5300074, 10600148, 21200296]

約数ペア:

[(1, 21200296), (2, 10600148), (4, 5300074), (8, 2650037), (13, 1630792), (23, 921752), (26, 815396), (46, 460876), (52, 407698), (92, 230438), (104, 203849), (184, 115219), (299, 70904), (598, 35452), (1196, 17726), (2392, 8863)]