21371616

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10601}}^1$

素因数の和:10624

約数の個数: 72

約数和(自身を含む): 69464304

約数和(自身を除く): 48092688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10601, 21202, 31803, 42404, 63606, 74207, 84808, 95409, 127212, 148414, 169616, 190818, 222621, 254424, 296828, 339232, 381636, 445242, 508848, 593656, 667863, 763272, 890484, 1017696, 1187312, 1335726, 1526544, 1780968, 2374624, 2671452, 3053088, 3561936, 5342904, 7123872, 10685808, 21371616]

約数ペア:

[(1, 21371616), (2, 10685808), (3, 7123872), (4, 5342904), (6, 3561936), (7, 3053088), (8, 2671452), (9, 2374624), (12, 1780968), (14, 1526544), (16, 1335726), (18, 1187312), (21, 1017696), (24, 890484), (28, 763272), (32, 667863), (36, 593656), (42, 508848), (48, 445242), (56, 381636), (63, 339232), (72, 296828), (84, 254424), (96, 222621), (112, 190818), (126, 169616), (144, 148414), (168, 127212), (224, 95409), (252, 84808), (288, 74207), (336, 63606), (504, 42404), (672, 31803), (1008, 21202), (2016, 10601)]