21083296

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{859}}^1$

素因数の和:941

約数の個数: 48

約数和(自身を含む): 45511200

約数和(自身を除く): 24427904

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 104, 118, 208, 236, 416, 472, 767, 859, 944, 1534, 1718, 1888, 3068, 3436, 6136, 6872, 11167, 12272, 13744, 22334, 24544, 27488, 44668, 50681, 89336, 101362, 178672, 202724, 357344, 405448, 658853, 810896, 1317706, 1621792, 2635412, 5270824, 10541648, 21083296]

約数ペア:

[(1, 21083296), (2, 10541648), (4, 5270824), (8, 2635412), (13, 1621792), (16, 1317706), (26, 810896), (32, 658853), (52, 405448), (59, 357344), (104, 202724), (118, 178672), (208, 101362), (236, 89336), (416, 50681), (472, 44668), (767, 27488), (859, 24544), (944, 22334), (1534, 13744), (1718, 12272), (1888, 11167), (3068, 6872), (3436, 6136)]