21308736

素因数分解:

$2^6\times 3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 112

約数和(自身を含む): 60350400

約数和(自身を除く): 39041664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 43, 48, 58, 64, 86, 87, 89, 96, 116, 129, 172, 174, 178, 192, 232, 258, 267, 344, 348, 356, 464, 516, 534, 688, 696, 712, 928, 1032, 1068, 1247, 1376, 1392, 1424, 1856, 2064, 2136, 2494, 2581, 2752, 2784, 2848, 3741, 3827, 4128, 4272, 4988, 5162, 5568, 5696, 7482, 7654, 7743, 8256, 8544, 9976, 10324, 11481, 14964, 15308, 15486, 17088, 19952, 20648, 22962, 29928, 30616, 30972, 39904, 41296, 45924, 59856, 61232, 61944, 79808, 82592, 91848, 110983, 119712, 122464, 123888, 165184, 183696, 221966, 239424, 244928, 247776, 332949, 367392, 443932, 495552, 665898, 734784, 887864, 1331796, 1775728, 2663592, 3551456, 5327184, 7102912, 10654368, 21308736]

約数ペア:

[(1, 21308736), (2, 10654368), (3, 7102912), (4, 5327184), (6, 3551456), (8, 2663592), (12, 1775728), (16, 1331796), (24, 887864), (29, 734784), (32, 665898), (43, 495552), (48, 443932), (58, 367392), (64, 332949), (86, 247776), (87, 244928), (89, 239424), (96, 221966), (116, 183696), (129, 165184), (172, 123888), (174, 122464), (178, 119712), (192, 110983), (232, 91848), (258, 82592), (267, 79808), (344, 61944), (348, 61232), (356, 59856), (464, 45924), (516, 41296), (534, 39904), (688, 30972), (696, 30616), (712, 29928), (928, 22962), (1032, 20648), (1068, 19952), (1247, 17088), (1376, 15486), (1392, 15308), (1424, 14964), (1856, 11481), (2064, 10324), (2136, 9976), (2494, 8544), (2581, 8256), (2752, 7743), (2784, 7654), (2848, 7482), (3741, 5696), (3827, 5568), (4128, 5162), (4272, 4988)]