21233664

素因数分解:

$2^{18}\times 3^4$

素因数の和:48

約数の個数: 95

約数和(自身を含む): 63438727

約数和(自身を除く): 42205063

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 512, 576, 648, 768, 864, 1024, 1152, 1296, 1536, 1728, 2048, 2304, 2592, 3072, 3456, 4096, 4608, 5184, 6144, 6912, 8192, 9216, 10368, 12288, 13824, 16384, 18432, 20736, 24576, 27648, 32768, 36864, 41472, 49152, 55296, 65536, 73728, 82944, 98304, 110592, 131072, 147456, 165888, 196608, 221184, 262144, 294912, 331776, 393216, 442368, 589824, 663552, 786432, 884736, 1179648, 1327104, 1769472, 2359296, 2654208, 3538944, 5308416, 7077888, 10616832, 21233664]

約数ペア:

[(1, 21233664), (2, 10616832), (3, 7077888), (4, 5308416), (6, 3538944), (8, 2654208), (9, 2359296), (12, 1769472), (16, 1327104), (18, 1179648), (24, 884736), (27, 786432), (32, 663552), (36, 589824), (48, 442368), (54, 393216), (64, 331776), (72, 294912), (81, 262144), (96, 221184), (108, 196608), (128, 165888), (144, 147456), (162, 131072), (192, 110592), (216, 98304), (256, 82944), (288, 73728), (324, 65536), (384, 55296), (432, 49152), (512, 41472), (576, 36864), (648, 32768), (768, 27648), (864, 24576), (1024, 20736), (1152, 18432), (1296, 16384), (1536, 13824), (1728, 12288), (2048, 10368), (2304, 9216), (2592, 8192), (3072, 6912), (3456, 6144), (4096, 5184)]