21000273894

素因数分解:

$2^1\times 3^3\times {\mathrm{107}}^1\times {\mathrm{577}}^1\times {\mathrm{6299}}^1$

素因数の和:6994

約数の個数: 64

約数和(自身を含む): 47192544000

約数和(自身を除く): 26192270106

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 107, 214, 321, 577, 642, 963, 1154, 1731, 1926, 2889, 3462, 5193, 5778, 6299, 10386, 12598, 15579, 18897, 31158, 37794, 56691, 61739, 113382, 123478, 170073, 185217, 340146, 370434, 555651, 673993, 1111302, 1347986, 1666953, 2021979, 3333906, 3634523, 4043958, 6065937, 7269046, 10903569, 12131874, 18197811, 21807138, 32710707, 36395622, 65421414, 98132121, 196264242, 388893961, 777787922, 1166681883, 2333363766, 3500045649, 7000091298, 10500136947, 21000273894]

約数ペア:

[(1, 21000273894), (2, 10500136947), (3, 7000091298), (6, 3500045649), (9, 2333363766), (18, 1166681883), (27, 777787922), (54, 388893961), (107, 196264242), (214, 98132121), (321, 65421414), (577, 36395622), (642, 32710707), (963, 21807138), (1154, 18197811), (1731, 12131874), (1926, 10903569), (2889, 7269046), (3462, 6065937), (5193, 4043958), (5778, 3634523), (6299, 3333906), (10386, 2021979), (12598, 1666953), (15579, 1347986), (18897, 1111302), (31158, 673993), (37794, 555651), (56691, 370434), (61739, 340146), (113382, 185217), (123478, 170073)]