21636813

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{983}}^1$

素因数の和:1049

約数の個数: 32

約数和(自身を含む): 34007040

約数和(自身を除く): 12370227

約数列:

[1, 3, 11, 23, 29, 33, 69, 87, 253, 319, 667, 759, 957, 983, 2001, 2949, 7337, 10813, 22011, 22609, 28507, 32439, 67827, 85521, 248699, 313577, 655661, 746097, 940731, 1966983, 7212271, 21636813]

約数ペア:

[(1, 21636813), (3, 7212271), (11, 1966983), (23, 940731), (29, 746097), (33, 655661), (69, 313577), (87, 248699), (253, 85521), (319, 67827), (667, 32439), (759, 28507), (957, 22609), (983, 22011), (2001, 10813), (2949, 7337)]