21003683008

素因数分解:

$2^6\times 7^2\times {\mathrm{11}}^1\times {\mathrm{608873}}^1$

素因数の和:608910

約数の個数: 84

約数和(自身を含む): 52891666632

約数和(自身を除く): 31887983624

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 448, 539, 616, 704, 784, 1078, 1232, 1568, 2156, 2464, 3136, 4312, 4928, 8624, 17248, 34496, 608873, 1217746, 2435492, 4262111, 4870984, 6697603, 8524222, 9741968, 13395206, 17048444, 19483936, 26790412, 29834777, 34096888, 38967872, 46883221, 53580824, 59669554, 68193776, 93766442, 107161648, 119339108, 136387552, 187532884, 214323296, 238678216, 272775104, 328182547, 375065768, 428646592, 477356432, 656365094, 750131536, 954712864, 1312730188, 1500263072, 1909425728, 2625460376, 3000526144, 5250920752, 10501841504, 21003683008]

約数ペア:

[(1, 21003683008), (2, 10501841504), (4, 5250920752), (7, 3000526144), (8, 2625460376), (11, 1909425728), (14, 1500263072), (16, 1312730188), (22, 954712864), (28, 750131536), (32, 656365094), (44, 477356432), (49, 428646592), (56, 375065768), (64, 328182547), (77, 272775104), (88, 238678216), (98, 214323296), (112, 187532884), (154, 136387552), (176, 119339108), (196, 107161648), (224, 93766442), (308, 68193776), (352, 59669554), (392, 53580824), (448, 46883221), (539, 38967872), (616, 34096888), (704, 29834777), (784, 26790412), (1078, 19483936), (1232, 17048444), (1568, 13395206), (2156, 9741968), (2464, 8524222), (3136, 6697603), (4312, 4870984), (4928, 4262111), (8624, 2435492), (17248, 1217746), (34496, 608873)]