21223272

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{18047}}^1$

素因数の和:18070

約数の個数: 48

約数和(自身を含む): 61724160

約数和(自身を除く): 40500888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 18047, 36094, 54141, 72188, 108282, 126329, 144376, 216564, 252658, 378987, 433128, 505316, 757974, 884303, 1010632, 1515948, 1768606, 2652909, 3031896, 3537212, 5305818, 7074424, 10611636, 21223272]

約数ペア:

[(1, 21223272), (2, 10611636), (3, 7074424), (4, 5305818), (6, 3537212), (7, 3031896), (8, 2652909), (12, 1768606), (14, 1515948), (21, 1010632), (24, 884303), (28, 757974), (42, 505316), (49, 433128), (56, 378987), (84, 252658), (98, 216564), (147, 144376), (168, 126329), (196, 108282), (294, 72188), (392, 54141), (588, 36094), (1176, 18047)]