21363752

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{140551}}^1$

素因数の和:140576

約数の個数: 16

約数和(自身を含む): 42165600

約数和(自身を除く): 20801848

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 140551, 281102, 562204, 1124408, 2670469, 5340938, 10681876, 21363752]

約数ペア:

[(1, 21363752), (2, 10681876), (4, 5340938), (8, 2670469), (19, 1124408), (38, 562204), (76, 281102), (152, 140551)]