21167951224

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1047089}}^1$

素因数の和:1047140

約数の個数: 48

約数和(自身を含む): 47872954800

約数和(自身を除く): 26705003576

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 361, 532, 722, 1064, 1444, 2527, 2888, 5054, 10108, 20216, 1047089, 2094178, 4188356, 7329623, 8376712, 14659246, 19894691, 29318492, 39789382, 58636984, 79578764, 139262837, 159157528, 278525674, 377999129, 557051348, 755998258, 1114102696, 1511996516, 2645993903, 3023993032, 5291987806, 10583975612, 21167951224]

約数ペア:

[(1, 21167951224), (2, 10583975612), (4, 5291987806), (7, 3023993032), (8, 2645993903), (14, 1511996516), (19, 1114102696), (28, 755998258), (38, 557051348), (56, 377999129), (76, 278525674), (133, 159157528), (152, 139262837), (266, 79578764), (361, 58636984), (532, 39789382), (722, 29318492), (1064, 19894691), (1444, 14659246), (2527, 8376712), (2888, 7329623), (5054, 4188356), (10108, 2094178), (20216, 1047089)]