21173376

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{7877}}^1$

素因数の和:7901

約数の個数: 64

約数和(自身を含む): 64284480

約数和(自身を除く): 43111104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 7877, 15754, 23631, 31508, 47262, 55139, 63016, 94524, 110278, 126032, 165417, 189048, 220556, 252064, 330834, 378096, 441112, 504128, 661668, 756192, 882224, 1008256, 1323336, 1512384, 1764448, 2646672, 3024768, 3528896, 5293344, 7057792, 10586688, 21173376]

約数ペア:

[(1, 21173376), (2, 10586688), (3, 7057792), (4, 5293344), (6, 3528896), (7, 3024768), (8, 2646672), (12, 1764448), (14, 1512384), (16, 1323336), (21, 1008256), (24, 882224), (28, 756192), (32, 661668), (42, 504128), (48, 441112), (56, 378096), (64, 330834), (84, 252064), (96, 220556), (112, 189048), (128, 165417), (168, 126032), (192, 110278), (224, 94524), (336, 63016), (384, 55139), (448, 47262), (672, 31508), (896, 23631), (1344, 15754), (2688, 7877)]