21293952

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{2411}}^1$

素因数の和:2451

約数の個数: 64

約数和(自身を含む): 59045760

約数和(自身を除く): 37751808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 276, 368, 384, 552, 736, 1104, 1472, 2208, 2411, 2944, 4416, 4822, 7233, 8832, 9644, 14466, 19288, 28932, 38576, 55453, 57864, 77152, 110906, 115728, 154304, 166359, 221812, 231456, 308608, 332718, 443624, 462912, 665436, 887248, 925824, 1330872, 1774496, 2661744, 3548992, 5323488, 7097984, 10646976, 21293952]

約数ペア:

[(1, 21293952), (2, 10646976), (3, 7097984), (4, 5323488), (6, 3548992), (8, 2661744), (12, 1774496), (16, 1330872), (23, 925824), (24, 887248), (32, 665436), (46, 462912), (48, 443624), (64, 332718), (69, 308608), (92, 231456), (96, 221812), (128, 166359), (138, 154304), (184, 115728), (192, 110906), (276, 77152), (368, 57864), (384, 55453), (552, 38576), (736, 28932), (1104, 19288), (1472, 14466), (2208, 9644), (2411, 8832), (2944, 7233), (4416, 4822)]