21330844

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12203}}^1$

素因数の和:12249

約数の個数: 24

約数和(自身を含む): 41005440

約数和(自身を除く): 19674596

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 12203, 24406, 48812, 231857, 280669, 463714, 561338, 927428, 1122676, 5332711, 10665422, 21330844]

約数ペア:

[(1, 21330844), (2, 10665422), (4, 5332711), (19, 1122676), (23, 927428), (38, 561338), (46, 463714), (76, 280669), (92, 231857), (437, 48812), (874, 24406), (1748, 12203)]