21761928

素因数分解:

$2^3\times 3^2\times {\mathrm{479}}^1\times {\mathrm{631}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 59155200

約数和(自身を除く): 37393272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 479, 631, 958, 1262, 1437, 1893, 1916, 2524, 2874, 3786, 3832, 4311, 5048, 5679, 5748, 7572, 8622, 11358, 11496, 15144, 17244, 22716, 34488, 45432, 302249, 604498, 906747, 1208996, 1813494, 2417992, 2720241, 3626988, 5440482, 7253976, 10880964, 21761928]

約数ペア:

[(1, 21761928), (2, 10880964), (3, 7253976), (4, 5440482), (6, 3626988), (8, 2720241), (9, 2417992), (12, 1813494), (18, 1208996), (24, 906747), (36, 604498), (72, 302249), (479, 45432), (631, 34488), (958, 22716), (1262, 17244), (1437, 15144), (1893, 11496), (1916, 11358), (2524, 8622), (2874, 7572), (3786, 5748), (3832, 5679), (4311, 5048)]