21213209824

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{582013}}^1$

素因数の和:582107

約数の個数: 48

約数和(自身を含む): 44880263568

約数和(自身を除く): 23667053744

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 67, 68, 134, 136, 268, 272, 536, 544, 1072, 1139, 2144, 2278, 4556, 9112, 18224, 36448, 582013, 1164026, 2328052, 4656104, 9312208, 9894221, 18624416, 19788442, 38994871, 39576884, 77989742, 79153768, 155979484, 158307536, 311958968, 316615072, 623917936, 662912807, 1247835872, 1325825614, 2651651228, 5303302456, 10606604912, 21213209824]

約数ペア:

[(1, 21213209824), (2, 10606604912), (4, 5303302456), (8, 2651651228), (16, 1325825614), (17, 1247835872), (32, 662912807), (34, 623917936), (67, 316615072), (68, 311958968), (134, 158307536), (136, 155979484), (268, 79153768), (272, 77989742), (536, 39576884), (544, 38994871), (1072, 19788442), (1139, 18624416), (2144, 9894221), (2278, 9312208), (4556, 4656104), (9112, 2328052), (18224, 1164026), (36448, 582013)]