21082960283

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1\times {\mathrm{547}}^1$

素因数の和:904

約数の個数: 64

約数和(自身を含む): 27702951936

約数和(自身を除く): 6619991653

約数列:

[1, 7, 11, 31, 67, 77, 217, 241, 341, 469, 547, 737, 1687, 2077, 2387, 2651, 3829, 5159, 6017, 7471, 14539, 16147, 16957, 18557, 22847, 36649, 42119, 52297, 82181, 113029, 118699, 131827, 159929, 177617, 186527, 256543, 403139, 500557, 575267, 922789, 1136119, 1243319, 1305689, 1450097, 2821973, 3503899, 4086637, 5506127, 7952833, 8832409, 10150679, 12497309, 28606459, 38542889, 44953007, 61826863, 87481163, 97156499, 273804679, 314671049, 680095493, 1916632753, 3011851469, 21082960283]

約数ペア:

[(1, 21082960283), (7, 3011851469), (11, 1916632753), (31, 680095493), (67, 314671049), (77, 273804679), (217, 97156499), (241, 87481163), (341, 61826863), (469, 44953007), (547, 38542889), (737, 28606459), (1687, 12497309), (2077, 10150679), (2387, 8832409), (2651, 7952833), (3829, 5506127), (5159, 4086637), (6017, 3503899), (7471, 2821973), (14539, 1450097), (16147, 1305689), (16957, 1243319), (18557, 1136119), (22847, 922789), (36649, 575267), (42119, 500557), (52297, 403139), (82181, 256543), (113029, 186527), (118699, 177617), (131827, 159929)]