21968898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 52589568

約数和(自身を除く): 30620670

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 67, 74, 111, 134, 201, 211, 222, 259, 402, 422, 469, 518, 633, 777, 938, 1266, 1407, 1477, 1554, 2479, 2814, 2954, 4431, 4958, 7437, 7807, 8862, 14137, 14874, 15614, 17353, 23421, 28274, 34706, 42411, 46842, 52059, 54649, 84822, 98959, 104118, 109298, 163947, 197918, 296877, 327894, 523069, 593754, 1046138, 1569207, 3138414, 3661483, 7322966, 10984449, 21968898]

約数ペア:

[(1, 21968898), (2, 10984449), (3, 7322966), (6, 3661483), (7, 3138414), (14, 1569207), (21, 1046138), (37, 593754), (42, 523069), (67, 327894), (74, 296877), (111, 197918), (134, 163947), (201, 109298), (211, 104118), (222, 98959), (259, 84822), (402, 54649), (422, 52059), (469, 46842), (518, 42411), (633, 34706), (777, 28274), (938, 23421), (1266, 17353), (1407, 15614), (1477, 14874), (1554, 14137), (2479, 8862), (2814, 7807), (2954, 7437), (4431, 4958)]