21824256

素因数分解:

$2^8\times 3^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 58777264

約数和(自身を除く): 36953008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 157, 181, 192, 256, 314, 362, 384, 471, 543, 628, 724, 768, 942, 1086, 1256, 1448, 1884, 2172, 2512, 2896, 3768, 4344, 5024, 5792, 7536, 8688, 10048, 11584, 15072, 17376, 20096, 23168, 28417, 30144, 34752, 40192, 46336, 56834, 60288, 69504, 85251, 113668, 120576, 139008, 170502, 227336, 341004, 454672, 682008, 909344, 1364016, 1818688, 2728032, 3637376, 5456064, 7274752, 10912128, 21824256]

約数ペア:

[(1, 21824256), (2, 10912128), (3, 7274752), (4, 5456064), (6, 3637376), (8, 2728032), (12, 1818688), (16, 1364016), (24, 909344), (32, 682008), (48, 454672), (64, 341004), (96, 227336), (128, 170502), (157, 139008), (181, 120576), (192, 113668), (256, 85251), (314, 69504), (362, 60288), (384, 56834), (471, 46336), (543, 40192), (628, 34752), (724, 30144), (768, 28417), (942, 23168), (1086, 20096), (1256, 17376), (1448, 15072), (1884, 11584), (2172, 10048), (2512, 8688), (2896, 7536), (3768, 5792), (4344, 5024)]