21189870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6037}}^1$

素因数の和:6066

約数の個数: 64

約数和(自身を含む): 60863040

約数和(自身を除く): 39673170

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 6037, 12074, 18111, 30185, 36222, 54333, 60370, 78481, 90555, 108666, 156962, 162999, 181110, 235443, 271665, 325998, 392405, 470886, 543330, 706329, 784810, 814995, 1177215, 1412658, 1629990, 2118987, 2354430, 3531645, 4237974, 7063290, 10594935, 21189870]

約数ペア:

[(1, 21189870), (2, 10594935), (3, 7063290), (5, 4237974), (6, 3531645), (9, 2354430), (10, 2118987), (13, 1629990), (15, 1412658), (18, 1177215), (26, 814995), (27, 784810), (30, 706329), (39, 543330), (45, 470886), (54, 392405), (65, 325998), (78, 271665), (90, 235443), (117, 181110), (130, 162999), (135, 156962), (195, 108666), (234, 90555), (270, 78481), (351, 60370), (390, 54333), (585, 36222), (702, 30185), (1170, 18111), (1755, 12074), (3510, 6037)]