21054078866

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{773}}^1\times {\mathrm{6343}}^1$

素因数の和:7250

約数の個数: 32

約数和(自身を含む): 33586151040

約数和(自身を除く): 12532072174

約数列:

[1, 2, 19, 38, 113, 226, 773, 1546, 2147, 4294, 6343, 12686, 14687, 29374, 87349, 120517, 174698, 241034, 716759, 1433518, 1659631, 3319262, 4903139, 9806278, 13618421, 27236842, 93159641, 186319282, 554054707, 1108109414, 10527039433, 21054078866]

約数ペア:

[(1, 21054078866), (2, 10527039433), (19, 1108109414), (38, 554054707), (113, 186319282), (226, 93159641), (773, 27236842), (1546, 13618421), (2147, 9806278), (4294, 4903139), (6343, 3319262), (12686, 1659631), (14687, 1433518), (29374, 716759), (87349, 241034), (120517, 174698)]