21000992202

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{1193}}^1\times {\mathrm{7951}}^1$

素因数の和:9196

約数の個数: 64

約数和(自身を含む): 47853227520

約数和(自身を除く): 26852235318

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 246, 369, 738, 1107, 1193, 2214, 2386, 3579, 7158, 7951, 10737, 15902, 21474, 23853, 32211, 47706, 48913, 64422, 71559, 97826, 143118, 146739, 214677, 293478, 325991, 429354, 440217, 651982, 880434, 977973, 1320651, 1955946, 2641302, 2933919, 5867838, 8801757, 9485543, 17603514, 18971086, 28456629, 56913258, 85369887, 170739774, 256109661, 388907263, 512219322, 777814526, 1166721789, 2333443578, 3500165367, 7000330734, 10500496101, 21000992202]

約数ペア:

[(1, 21000992202), (2, 10500496101), (3, 7000330734), (6, 3500165367), (9, 2333443578), (18, 1166721789), (27, 777814526), (41, 512219322), (54, 388907263), (82, 256109661), (123, 170739774), (246, 85369887), (369, 56913258), (738, 28456629), (1107, 18971086), (1193, 17603514), (2214, 9485543), (2386, 8801757), (3579, 5867838), (7158, 2933919), (7951, 2641302), (10737, 1955946), (15902, 1320651), (21474, 977973), (23853, 880434), (32211, 651982), (47706, 440217), (48913, 429354), (64422, 325991), (71559, 293478), (97826, 214677), (143118, 146739)]