21083824

素因数分解:

$2^4\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:154

約数の個数: 60

約数和(自身を含む): 44434656

約数和(自身を除く): 23350832

約数列:

[1, 2, 4, 8, 16, 23, 46, 47, 53, 92, 94, 106, 184, 188, 212, 368, 376, 424, 529, 752, 848, 1058, 1081, 1219, 2116, 2162, 2438, 2491, 4232, 4324, 4876, 4982, 8464, 8648, 9752, 9964, 17296, 19504, 19928, 24863, 28037, 39856, 49726, 56074, 57293, 99452, 112148, 114586, 198904, 224296, 229172, 397808, 448592, 458344, 916688, 1317739, 2635478, 5270956, 10541912, 21083824]

約数ペア:

[(1, 21083824), (2, 10541912), (4, 5270956), (8, 2635478), (16, 1317739), (23, 916688), (46, 458344), (47, 448592), (53, 397808), (92, 229172), (94, 224296), (106, 198904), (184, 114586), (188, 112148), (212, 99452), (368, 57293), (376, 56074), (424, 49726), (529, 39856), (752, 28037), (848, 24863), (1058, 19928), (1081, 19504), (1219, 17296), (2116, 9964), (2162, 9752), (2438, 8648), (2491, 8464), (4232, 4982), (4324, 4876)]