21544358264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1107793}}^1$

素因数の和:1107840

約数の個数: 64

約数和(自身を含む): 50249535840

約数和(自身を除く): 28705177576

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 187, 221, 286, 374, 442, 572, 748, 884, 1144, 1496, 1768, 2431, 4862, 9724, 19448, 1107793, 2215586, 4431172, 8862344, 12185723, 14401309, 18832481, 24371446, 28802618, 37664962, 48742892, 57605236, 75329924, 97485784, 115210472, 150659848, 158414399, 207157291, 244822253, 316828798, 414314582, 489644506, 633657596, 828629164, 979289012, 1267315192, 1657258328, 1958578024, 2693044783, 5386089566, 10772179132, 21544358264]

約数ペア:

[(1, 21544358264), (2, 10772179132), (4, 5386089566), (8, 2693044783), (11, 1958578024), (13, 1657258328), (17, 1267315192), (22, 979289012), (26, 828629164), (34, 633657596), (44, 489644506), (52, 414314582), (68, 316828798), (88, 244822253), (104, 207157291), (136, 158414399), (143, 150659848), (187, 115210472), (221, 97485784), (286, 75329924), (374, 57605236), (442, 48742892), (572, 37664962), (748, 28802618), (884, 24371446), (1144, 18832481), (1496, 14401309), (1768, 12185723), (2431, 8862344), (4862, 4431172), (9724, 2215586), (19448, 1107793)]