21275509696

素因数分解:

$2^6\times 7^1\times {\mathrm{1877}}^1\times {\mathrm{25301}}^1$

素因数の和:27197

約数の個数: 56

約数和(自身を含む): 48277430496

約数和(自身を除く): 27001920800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 1877, 3754, 7508, 13139, 15016, 25301, 26278, 30032, 50602, 52556, 60064, 101204, 105112, 120128, 177107, 202408, 210224, 354214, 404816, 420448, 708428, 809632, 840896, 1416856, 1619264, 2833712, 5667424, 11334848, 47489977, 94979954, 189959908, 332429839, 379919816, 664859678, 759839632, 1329719356, 1519679264, 2659438712, 3039358528, 5318877424, 10637754848, 21275509696]

約数ペア:

[(1, 21275509696), (2, 10637754848), (4, 5318877424), (7, 3039358528), (8, 2659438712), (14, 1519679264), (16, 1329719356), (28, 759839632), (32, 664859678), (56, 379919816), (64, 332429839), (112, 189959908), (224, 94979954), (448, 47489977), (1877, 11334848), (3754, 5667424), (7508, 2833712), (13139, 1619264), (15016, 1416856), (25301, 840896), (26278, 809632), (30032, 708428), (50602, 420448), (52556, 404816), (60064, 354214), (101204, 210224), (105112, 202408), (120128, 177107)]