21697552016

素因数分解:

$2^4\times 7^2\times {\mathrm{601}}^1\times {\mathrm{46049}}^1$

素因数の和:46672

約数の個数: 60

約数和(自身を含む): 48984950700

約数和(自身を除く): 27287398684

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 601, 784, 1202, 2404, 4207, 4808, 8414, 9616, 16828, 29449, 33656, 46049, 58898, 67312, 92098, 117796, 184196, 235592, 322343, 368392, 471184, 644686, 736784, 1289372, 2256401, 2578744, 4512802, 5157488, 9025604, 18051208, 27675449, 36102416, 55350898, 110701796, 193728143, 221403592, 387456286, 442807184, 774912572, 1356097001, 1549825144, 2712194002, 3099650288, 5424388004, 10848776008, 21697552016]

約数ペア:

[(1, 21697552016), (2, 10848776008), (4, 5424388004), (7, 3099650288), (8, 2712194002), (14, 1549825144), (16, 1356097001), (28, 774912572), (49, 442807184), (56, 387456286), (98, 221403592), (112, 193728143), (196, 110701796), (392, 55350898), (601, 36102416), (784, 27675449), (1202, 18051208), (2404, 9025604), (4207, 5157488), (4808, 4512802), (8414, 2578744), (9616, 2256401), (16828, 1289372), (29449, 736784), (33656, 644686), (46049, 471184), (58898, 368392), (67312, 322343), (92098, 235592), (117796, 184196)]