21534516

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{7207}}^1$

素因数の和:7300

約数の個数: 36

約数和(自身を含む): 55097952

約数和(自身を除く): 33563436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 498, 747, 996, 1494, 2988, 7207, 14414, 21621, 28828, 43242, 64863, 86484, 129726, 259452, 598181, 1196362, 1794543, 2392724, 3589086, 5383629, 7178172, 10767258, 21534516]

約数ペア:

[(1, 21534516), (2, 10767258), (3, 7178172), (4, 5383629), (6, 3589086), (9, 2392724), (12, 1794543), (18, 1196362), (36, 598181), (83, 259452), (166, 129726), (249, 86484), (332, 64863), (498, 43242), (747, 28828), (996, 21621), (1494, 14414), (2988, 7207)]