21231931424

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{2357}}^1$

素因数の和:2698

約数の個数: 96

約数和(自身を含む): 46191974976

約数和(自身を除く): 24960043552

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 157, 163, 176, 314, 326, 352, 628, 652, 1256, 1304, 1727, 1793, 2357, 2512, 2608, 3454, 3586, 4714, 5024, 5216, 6908, 7172, 9428, 13816, 14344, 18856, 25591, 25927, 27632, 28688, 37712, 51182, 51854, 55264, 57376, 75424, 102364, 103708, 204728, 207416, 281501, 370049, 384191, 409456, 414832, 563002, 740098, 768382, 818912, 829664, 1126004, 1480196, 1536764, 2252008, 2960392, 3073528, 4070539, 4226101, 4504016, 5920784, 6147056, 8141078, 8452202, 9008032, 11841568, 12294112, 16282156, 16904404, 32564312, 33808808, 60317987, 65128624, 67617616, 120635974, 130257248, 135235232, 241271948, 482543896, 663497857, 965087792, 1326995714, 1930175584, 2653991428, 5307982856, 10615965712, 21231931424]

約数ペア:

[(1, 21231931424), (2, 10615965712), (4, 5307982856), (8, 2653991428), (11, 1930175584), (16, 1326995714), (22, 965087792), (32, 663497857), (44, 482543896), (88, 241271948), (157, 135235232), (163, 130257248), (176, 120635974), (314, 67617616), (326, 65128624), (352, 60317987), (628, 33808808), (652, 32564312), (1256, 16904404), (1304, 16282156), (1727, 12294112), (1793, 11841568), (2357, 9008032), (2512, 8452202), (2608, 8141078), (3454, 6147056), (3586, 5920784), (4714, 4504016), (5024, 4226101), (5216, 4070539), (6908, 3073528), (7172, 2960392), (9428, 2252008), (13816, 1536764), (14344, 1480196), (18856, 1126004), (25591, 829664), (25927, 818912), (27632, 768382), (28688, 740098), (37712, 563002), (51182, 414832), (51854, 409456), (55264, 384191), (57376, 370049), (75424, 281501), (102364, 207416), (103708, 204728)]