21836672

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1193}}^1$

素因数の和:1231

約数の個数: 64

約数和(自身を含む): 51150960

約数和(自身を除く): 29314288

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 286, 352, 416, 572, 704, 832, 1144, 1193, 1408, 1664, 2288, 2386, 4576, 4772, 9152, 9544, 13123, 15509, 18304, 19088, 26246, 31018, 38176, 52492, 62036, 76352, 104984, 124072, 152704, 170599, 209968, 248144, 341198, 419936, 496288, 682396, 839872, 992576, 1364792, 1679744, 1985152, 2729584, 5459168, 10918336, 21836672]

約数ペア:

[(1, 21836672), (2, 10918336), (4, 5459168), (8, 2729584), (11, 1985152), (13, 1679744), (16, 1364792), (22, 992576), (26, 839872), (32, 682396), (44, 496288), (52, 419936), (64, 341198), (88, 248144), (104, 209968), (128, 170599), (143, 152704), (176, 124072), (208, 104984), (286, 76352), (352, 62036), (416, 52492), (572, 38176), (704, 31018), (832, 26246), (1144, 19088), (1193, 18304), (1408, 15509), (1664, 13123), (2288, 9544), (2386, 9152), (4576, 4772)]