21093876

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{30839}}^1$

素因数の和:30868

約数の個数: 36

約数和(自身を含む): 56128800

約数和(自身を除く): 35034924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 30839, 61678, 92517, 123356, 185034, 277551, 370068, 555102, 585941, 1110204, 1171882, 1757823, 2343764, 3515646, 5273469, 7031292, 10546938, 21093876]

約数ペア:

[(1, 21093876), (2, 10546938), (3, 7031292), (4, 5273469), (6, 3515646), (9, 2343764), (12, 1757823), (18, 1171882), (19, 1110204), (36, 585941), (38, 555102), (57, 370068), (76, 277551), (114, 185034), (171, 123356), (228, 92517), (342, 61678), (684, 30839)]