21912928

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1567}}^1$

素因数の和:1619

約数の個数: 48

約数和(自身を含む): 47416320

約数和(自身を除く): 25503392

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1567, 1748, 3134, 3496, 6268, 6992, 12536, 13984, 25072, 29773, 36041, 50144, 59546, 72082, 119092, 144164, 238184, 288328, 476368, 576656, 684779, 952736, 1153312, 1369558, 2739116, 5478232, 10956464, 21912928]

約数ペア:

[(1, 21912928), (2, 10956464), (4, 5478232), (8, 2739116), (16, 1369558), (19, 1153312), (23, 952736), (32, 684779), (38, 576656), (46, 476368), (76, 288328), (92, 238184), (152, 144164), (184, 119092), (304, 72082), (368, 59546), (437, 50144), (608, 36041), (736, 29773), (874, 25072), (1567, 13984), (1748, 12536), (3134, 6992), (3496, 6268)]