21124992

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:324

約数の個数: 128

約数和(自身を含む): 66585600

約数和(自身を除く): 45460608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 56, 58, 64, 84, 87, 96, 112, 116, 128, 168, 174, 192, 203, 224, 232, 271, 336, 348, 384, 406, 448, 464, 542, 609, 672, 696, 812, 813, 896, 928, 1084, 1218, 1344, 1392, 1624, 1626, 1856, 1897, 2168, 2436, 2688, 2784, 3248, 3252, 3712, 3794, 4336, 4872, 5568, 5691, 6496, 6504, 7588, 7859, 8672, 9744, 11136, 11382, 12992, 13008, 15176, 15718, 17344, 19488, 22764, 23577, 25984, 26016, 30352, 31436, 34688, 38976, 45528, 47154, 52032, 55013, 60704, 62872, 77952, 91056, 94308, 104064, 110026, 121408, 125744, 165039, 182112, 188616, 220052, 242816, 251488, 330078, 364224, 377232, 440104, 502976, 660156, 728448, 754464, 880208, 1005952, 1320312, 1508928, 1760416, 2640624, 3017856, 3520832, 5281248, 7041664, 10562496, 21124992]

約数ペア:

[(1, 21124992), (2, 10562496), (3, 7041664), (4, 5281248), (6, 3520832), (7, 3017856), (8, 2640624), (12, 1760416), (14, 1508928), (16, 1320312), (21, 1005952), (24, 880208), (28, 754464), (29, 728448), (32, 660156), (42, 502976), (48, 440104), (56, 377232), (58, 364224), (64, 330078), (84, 251488), (87, 242816), (96, 220052), (112, 188616), (116, 182112), (128, 165039), (168, 125744), (174, 121408), (192, 110026), (203, 104064), (224, 94308), (232, 91056), (271, 77952), (336, 62872), (348, 60704), (384, 55013), (406, 52032), (448, 47154), (464, 45528), (542, 38976), (609, 34688), (672, 31436), (696, 30352), (812, 26016), (813, 25984), (896, 23577), (928, 22764), (1084, 19488), (1218, 17344), (1344, 15718), (1392, 15176), (1624, 13008), (1626, 12992), (1856, 11382), (1897, 11136), (2168, 9744), (2436, 8672), (2688, 7859), (2784, 7588), (3248, 6504), (3252, 6496), (3712, 5691), (3794, 5568), (4336, 4872)]