21000279718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4513}}^1\times {\mathrm{6823}}^1$

素因数の和:11380

約数の個数: 32

約数和(自身を含む): 35485673472

約数和(自身を除く): 14485393754

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 4513, 6823, 9026, 13646, 49643, 75053, 99286, 139903, 150106, 211513, 279806, 423026, 1538933, 2326643, 3077866, 4653286, 30792199, 61584398, 338714189, 677428378, 954558169, 1909116338, 10500139859, 21000279718]

約数ペア:

[(1, 21000279718), (2, 10500139859), (11, 1909116338), (22, 954558169), (31, 677428378), (62, 338714189), (341, 61584398), (682, 30792199), (4513, 4653286), (6823, 3077866), (9026, 2326643), (13646, 1538933), (49643, 423026), (75053, 279806), (99286, 211513), (139903, 150106)]