21731904

素因数分解:

$2^6\times 3^2\times {\mathrm{29}}^1\times {\mathrm{1301}}^1$

素因数の和:1348

約数の個数: 84

約数和(自身を含む): 64488060

約数和(自身を除く): 42756156

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 64, 72, 87, 96, 116, 144, 174, 192, 232, 261, 288, 348, 464, 522, 576, 696, 928, 1044, 1301, 1392, 1856, 2088, 2602, 2784, 3903, 4176, 5204, 5568, 7806, 8352, 10408, 11709, 15612, 16704, 20816, 23418, 31224, 37729, 41632, 46836, 62448, 75458, 83264, 93672, 113187, 124896, 150916, 187344, 226374, 249792, 301832, 339561, 374688, 452748, 603664, 679122, 749376, 905496, 1207328, 1358244, 1810992, 2414656, 2716488, 3621984, 5432976, 7243968, 10865952, 21731904]

約数ペア:

[(1, 21731904), (2, 10865952), (3, 7243968), (4, 5432976), (6, 3621984), (8, 2716488), (9, 2414656), (12, 1810992), (16, 1358244), (18, 1207328), (24, 905496), (29, 749376), (32, 679122), (36, 603664), (48, 452748), (58, 374688), (64, 339561), (72, 301832), (87, 249792), (96, 226374), (116, 187344), (144, 150916), (174, 124896), (192, 113187), (232, 93672), (261, 83264), (288, 75458), (348, 62448), (464, 46836), (522, 41632), (576, 37729), (696, 31224), (928, 23418), (1044, 20816), (1301, 16704), (1392, 15612), (1856, 11709), (2088, 10408), (2602, 8352), (2784, 7806), (3903, 5568), (4176, 5204)]