21380136

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{10733}}^1$

素因数の和:10825

約数の個数: 32

約数和(自身を含む): 54099360

約数和(自身を除く): 32719224

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 10733, 21466, 32199, 42932, 64398, 85864, 128796, 257592, 890839, 1781678, 2672517, 3563356, 5345034, 7126712, 10690068, 21380136]

約数ペア:

[(1, 21380136), (2, 10690068), (3, 7126712), (4, 5345034), (6, 3563356), (8, 2672517), (12, 1781678), (24, 890839), (83, 257592), (166, 128796), (249, 85864), (332, 64398), (498, 42932), (664, 32199), (996, 21466), (1992, 10733)]