21793798

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 37427040

約数和(自身を除く): 15633242

約数列:

[1, 2, 13, 19, 26, 38, 157, 247, 281, 314, 494, 562, 2041, 2983, 3653, 4082, 5339, 5966, 7306, 10678, 38779, 44117, 69407, 77558, 88234, 138814, 573521, 838223, 1147042, 1676446, 10896899, 21793798]

約数ペア:

[(1, 21793798), (2, 10896899), (13, 1676446), (19, 1147042), (26, 838223), (38, 573521), (157, 138814), (247, 88234), (281, 77558), (314, 69407), (494, 44117), (562, 38779), (2041, 10678), (2983, 7306), (3653, 5966), (4082, 5339)]