21702198

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{761}}^1$

素因数の和:877

約数の個数: 48

約数和(自身を含む): 51078384

約数和(自身を除く): 29376186

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 97, 98, 147, 194, 291, 294, 582, 679, 761, 1358, 1522, 2037, 2283, 4074, 4566, 4753, 5327, 9506, 10654, 14259, 15981, 28518, 31962, 37289, 73817, 74578, 111867, 147634, 221451, 223734, 442902, 516719, 1033438, 1550157, 3100314, 3617033, 7234066, 10851099, 21702198]

約数ペア:

[(1, 21702198), (2, 10851099), (3, 7234066), (6, 3617033), (7, 3100314), (14, 1550157), (21, 1033438), (42, 516719), (49, 442902), (97, 223734), (98, 221451), (147, 147634), (194, 111867), (291, 74578), (294, 73817), (582, 37289), (679, 31962), (761, 28518), (1358, 15981), (1522, 14259), (2037, 10654), (2283, 9506), (4074, 5327), (4566, 4753)]