21402744

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{81071}}^1$

素因数の和:81091

約数の個数: 32

約数和(自身を含む): 58371840

約数和(自身を除く): 36969096

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 81071, 162142, 243213, 324284, 486426, 648568, 891781, 972852, 1783562, 1945704, 2675343, 3567124, 5350686, 7134248, 10701372, 21402744]

約数ペア:

[(1, 21402744), (2, 10701372), (3, 7134248), (4, 5350686), (6, 3567124), (8, 2675343), (11, 1945704), (12, 1783562), (22, 972852), (24, 891781), (33, 648568), (44, 486426), (66, 324284), (88, 243213), (132, 162142), (264, 81071)]