21195048

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:359

約数の個数: 96

約数和(自身を含む): 62791200

約数和(自身を除く): 41596152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 67, 84, 98, 134, 147, 168, 196, 201, 268, 269, 294, 392, 402, 469, 536, 538, 588, 804, 807, 938, 1076, 1176, 1407, 1608, 1614, 1876, 1883, 2152, 2814, 3228, 3283, 3752, 3766, 5628, 5649, 6456, 6566, 7532, 9849, 11256, 11298, 13132, 13181, 15064, 18023, 19698, 22596, 26264, 26362, 36046, 39396, 39543, 45192, 52724, 54069, 72092, 78792, 79086, 105448, 108138, 126161, 144184, 158172, 216276, 252322, 316344, 378483, 432552, 504644, 756966, 883127, 1009288, 1513932, 1766254, 2649381, 3027864, 3532508, 5298762, 7065016, 10597524, 21195048]

約数ペア:

[(1, 21195048), (2, 10597524), (3, 7065016), (4, 5298762), (6, 3532508), (7, 3027864), (8, 2649381), (12, 1766254), (14, 1513932), (21, 1009288), (24, 883127), (28, 756966), (42, 504644), (49, 432552), (56, 378483), (67, 316344), (84, 252322), (98, 216276), (134, 158172), (147, 144184), (168, 126161), (196, 108138), (201, 105448), (268, 79086), (269, 78792), (294, 72092), (392, 54069), (402, 52724), (469, 45192), (536, 39543), (538, 39396), (588, 36046), (804, 26362), (807, 26264), (938, 22596), (1076, 19698), (1176, 18023), (1407, 15064), (1608, 13181), (1614, 13132), (1876, 11298), (1883, 11256), (2152, 9849), (2814, 7532), (3228, 6566), (3283, 6456), (3752, 5649), (3766, 5628)]