21569262

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1093}}^1$

素因数の和:1145

約数の個数: 64

約数和(自身を含む): 52932096

約数和(自身を除く): 31362834

約数列:

[1, 2, 3, 6, 11, 13, 22, 23, 26, 33, 39, 46, 66, 69, 78, 138, 143, 253, 286, 299, 429, 506, 598, 759, 858, 897, 1093, 1518, 1794, 2186, 3279, 3289, 6558, 6578, 9867, 12023, 14209, 19734, 24046, 25139, 28418, 36069, 42627, 50278, 72138, 75417, 85254, 150834, 156299, 276529, 312598, 326807, 468897, 553058, 653614, 829587, 937794, 980421, 1659174, 1960842, 3594877, 7189754, 10784631, 21569262]

約数ペア:

[(1, 21569262), (2, 10784631), (3, 7189754), (6, 3594877), (11, 1960842), (13, 1659174), (22, 980421), (23, 937794), (26, 829587), (33, 653614), (39, 553058), (46, 468897), (66, 326807), (69, 312598), (78, 276529), (138, 156299), (143, 150834), (253, 85254), (286, 75417), (299, 72138), (429, 50278), (506, 42627), (598, 36069), (759, 28418), (858, 25139), (897, 24046), (1093, 19734), (1518, 14209), (1794, 12023), (2186, 9867), (3279, 6578), (3289, 6558)]