21622388528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{747869}}^1$

素因数の和:748029

約数の個数: 40

約数和(自身を含む): 45440581200

約数和(自身を除く): 23818192672

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1112, 1807, 2224, 3614, 7228, 14456, 28912, 747869, 1495738, 2991476, 5982952, 9722297, 11965904, 19444594, 38889188, 77778376, 103953791, 155556752, 207907582, 415815164, 831630328, 1351399283, 1663260656, 2702798566, 5405597132, 10811194264, 21622388528]

約数ペア:

[(1, 21622388528), (2, 10811194264), (4, 5405597132), (8, 2702798566), (13, 1663260656), (16, 1351399283), (26, 831630328), (52, 415815164), (104, 207907582), (139, 155556752), (208, 103953791), (278, 77778376), (556, 38889188), (1112, 19444594), (1807, 11965904), (2224, 9722297), (3614, 5982952), (7228, 2991476), (14456, 1495738), (28912, 747869)]