21223296136

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{96263}}^1$

素因数の和:96434

約数の個数: 64

約数和(自身を含む): 47315681280

約数和(自身を除く): 26092385144

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 127, 217, 248, 254, 434, 508, 868, 889, 1016, 1736, 1778, 3556, 3937, 7112, 7874, 15748, 27559, 31496, 55118, 96263, 110236, 192526, 220472, 385052, 673841, 770104, 1347682, 2695364, 2984153, 5390728, 5968306, 11936612, 12225401, 20889071, 23873224, 24450802, 41778142, 48901604, 83556284, 85577807, 97803208, 167112568, 171155614, 342311228, 378987431, 684622456, 757974862, 1515949724, 2652912017, 3031899448, 5305824034, 10611648068, 21223296136]

約数ペア:

[(1, 21223296136), (2, 10611648068), (4, 5305824034), (7, 3031899448), (8, 2652912017), (14, 1515949724), (28, 757974862), (31, 684622456), (56, 378987431), (62, 342311228), (124, 171155614), (127, 167112568), (217, 97803208), (248, 85577807), (254, 83556284), (434, 48901604), (508, 41778142), (868, 24450802), (889, 23873224), (1016, 20889071), (1736, 12225401), (1778, 11936612), (3556, 5968306), (3937, 5390728), (7112, 2984153), (7874, 2695364), (15748, 1347682), (27559, 770104), (31496, 673841), (55118, 385052), (96263, 220472), (110236, 192526)]