21393312

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{9689}}^1$

素因数の和:9725

約数の個数: 48

約数和(自身を含む): 58605120

約数和(自身を除く): 37211808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 184, 276, 368, 552, 736, 1104, 2208, 9689, 19378, 29067, 38756, 58134, 77512, 116268, 155024, 222847, 232536, 310048, 445694, 465072, 668541, 891388, 930144, 1337082, 1782776, 2674164, 3565552, 5348328, 7131104, 10696656, 21393312]

約数ペア:

[(1, 21393312), (2, 10696656), (3, 7131104), (4, 5348328), (6, 3565552), (8, 2674164), (12, 1782776), (16, 1337082), (23, 930144), (24, 891388), (32, 668541), (46, 465072), (48, 445694), (69, 310048), (92, 232536), (96, 222847), (138, 155024), (184, 116268), (276, 77512), (368, 58134), (552, 38756), (736, 29067), (1104, 19378), (2208, 9689)]