21102878713

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{967}}^1$

素因数の和:1170

約数の個数: 64

約数和(自身を含む): 26961510400

約数和(自身を除く): 5858631687

約数列:

[1, 7, 19, 31, 67, 79, 133, 217, 469, 553, 589, 967, 1273, 1501, 2077, 2449, 4123, 5293, 6769, 8911, 10507, 14539, 17143, 18373, 29977, 37051, 39463, 46531, 64789, 76393, 100567, 128611, 164083, 209839, 276241, 325717, 453523, 534751, 569563, 703969, 1148581, 1230991, 1451467, 2008459, 2368183, 3117577, 3986941, 5118331, 8616937, 10160269, 14059213, 16577281, 21823039, 35828317, 38160721, 44995477, 97248289, 158668261, 267125047, 314968339, 680738023, 1110677827, 3014696959, 21102878713]

約数ペア:

[(1, 21102878713), (7, 3014696959), (19, 1110677827), (31, 680738023), (67, 314968339), (79, 267125047), (133, 158668261), (217, 97248289), (469, 44995477), (553, 38160721), (589, 35828317), (967, 21823039), (1273, 16577281), (1501, 14059213), (2077, 10160269), (2449, 8616937), (4123, 5118331), (5293, 3986941), (6769, 3117577), (8911, 2368183), (10507, 2008459), (14539, 1451467), (17143, 1230991), (18373, 1148581), (29977, 703969), (37051, 569563), (39463, 534751), (46531, 453523), (64789, 325717), (76393, 276241), (100567, 209839), (128611, 164083)]