21352128

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{15887}}^1$

素因数の和:15909

約数の個数: 56

約数和(自身を含む): 64568832

約数和(自身を除く): 43216704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 15887, 31774, 47661, 63548, 95322, 111209, 127096, 190644, 222418, 254192, 333627, 381288, 444836, 508384, 667254, 762576, 889672, 1016768, 1334508, 1525152, 1779344, 2669016, 3050304, 3558688, 5338032, 7117376, 10676064, 21352128]

約数ペア:

[(1, 21352128), (2, 10676064), (3, 7117376), (4, 5338032), (6, 3558688), (7, 3050304), (8, 2669016), (12, 1779344), (14, 1525152), (16, 1334508), (21, 1016768), (24, 889672), (28, 762576), (32, 667254), (42, 508384), (48, 444836), (56, 381288), (64, 333627), (84, 254192), (96, 222418), (112, 190644), (168, 127096), (192, 111209), (224, 95322), (336, 63548), (448, 47661), (672, 31774), (1344, 15887)]