21194264

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4159}}^1$

素因数の和:4192

約数の個数: 48

約数和(自身を含む): 49795200

約数和(自身を除く): 28600936

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 4159, 5096, 8318, 16636, 29113, 33272, 54067, 58226, 108134, 116452, 203791, 216268, 232904, 378469, 407582, 432536, 756938, 815164, 1513876, 1630328, 2649283, 3027752, 5298566, 10597132, 21194264]

約数ペア:

[(1, 21194264), (2, 10597132), (4, 5298566), (7, 3027752), (8, 2649283), (13, 1630328), (14, 1513876), (26, 815164), (28, 756938), (49, 432536), (52, 407582), (56, 378469), (91, 232904), (98, 216268), (104, 203791), (182, 116452), (196, 108134), (364, 58226), (392, 54067), (637, 33272), (728, 29113), (1274, 16636), (2548, 8318), (4159, 5096)]