211221934

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 408748032

約数和(自身を除く): 197526098

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 167, 191, 301, 334, 382, 473, 602, 946, 1169, 1337, 1837, 2101, 2338, 2674, 3311, 3674, 4202, 6622, 7181, 8213, 12859, 14362, 14707, 16426, 25718, 29414, 31897, 50267, 57491, 63794, 78991, 90343, 100534, 114982, 157982, 180686, 223279, 350867, 446558, 552937, 632401, 701734, 1105874, 1264802, 1371571, 2456069, 2743142, 4912138, 9600997, 15087281, 19201994, 30174562, 105610967, 211221934]

約数ペア:

[(1, 211221934), (2, 105610967), (7, 30174562), (11, 19201994), (14, 15087281), (22, 9600997), (43, 4912138), (77, 2743142), (86, 2456069), (154, 1371571), (167, 1264802), (191, 1105874), (301, 701734), (334, 632401), (382, 552937), (473, 446558), (602, 350867), (946, 223279), (1169, 180686), (1337, 157982), (1837, 114982), (2101, 100534), (2338, 90343), (2674, 78991), (3311, 63794), (3674, 57491), (4202, 50267), (6622, 31897), (7181, 29414), (8213, 25718), (12859, 16426), (14362, 14707)]