21086688

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31379}}^1$

素因数の和:31399

約数の個数: 48

約数和(自身を含む): 63262080

約数和(自身を除く): 42175392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 31379, 62758, 94137, 125516, 188274, 219653, 251032, 376548, 439306, 502064, 658959, 753096, 878612, 1004128, 1317918, 1506192, 1757224, 2635836, 3012384, 3514448, 5271672, 7028896, 10543344, 21086688]

約数ペア:

[(1, 21086688), (2, 10543344), (3, 7028896), (4, 5271672), (6, 3514448), (7, 3012384), (8, 2635836), (12, 1757224), (14, 1506192), (16, 1317918), (21, 1004128), (24, 878612), (28, 753096), (32, 658959), (42, 502064), (48, 439306), (56, 376548), (84, 251032), (96, 219653), (112, 188274), (168, 125516), (224, 94137), (336, 62758), (672, 31379)]