21783294

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{733}}^1$

素因数の和:881

約数の個数: 48

約数和(自身を含む): 51297792

約数和(自身を除く): 29514498

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 127, 234, 254, 381, 733, 762, 1143, 1466, 1651, 2199, 2286, 3302, 4398, 4953, 6597, 9529, 9906, 13194, 14859, 19058, 28587, 29718, 57174, 85761, 93091, 171522, 186182, 279273, 558546, 837819, 1210183, 1675638, 2420366, 3630549, 7261098, 10891647, 21783294]

約数ペア:

[(1, 21783294), (2, 10891647), (3, 7261098), (6, 3630549), (9, 2420366), (13, 1675638), (18, 1210183), (26, 837819), (39, 558546), (78, 279273), (117, 186182), (127, 171522), (234, 93091), (254, 85761), (381, 57174), (733, 29718), (762, 28587), (1143, 19058), (1466, 14859), (1651, 13194), (2199, 9906), (2286, 9529), (3302, 6597), (4398, 4953)]