20996937276

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{433}}^1\times {\mathrm{82469}}^1$

素因数の和:82923

約数の個数: 72

約数和(自身を含む): 57124000080

約数和(自身を除く): 36127062804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 433, 588, 866, 1299, 1732, 2598, 3031, 5196, 6062, 9093, 12124, 18186, 21217, 36372, 42434, 63651, 82469, 84868, 127302, 164938, 247407, 254604, 329876, 494814, 577283, 989628, 1154566, 1731849, 2309132, 3463698, 4040981, 6927396, 8081962, 12122943, 16163924, 24245886, 35709077, 48491772, 71418154, 107127231, 142836308, 214254462, 249963539, 428508924, 499927078, 749890617, 999854156, 1499781234, 1749744773, 2999562468, 3499489546, 5249234319, 6998979092, 10498468638, 20996937276]

約数ペア:

[(1, 20996937276), (2, 10498468638), (3, 6998979092), (4, 5249234319), (6, 3499489546), (7, 2999562468), (12, 1749744773), (14, 1499781234), (21, 999854156), (28, 749890617), (42, 499927078), (49, 428508924), (84, 249963539), (98, 214254462), (147, 142836308), (196, 107127231), (294, 71418154), (433, 48491772), (588, 35709077), (866, 24245886), (1299, 16163924), (1732, 12122943), (2598, 8081962), (3031, 6927396), (5196, 4040981), (6062, 3463698), (9093, 2309132), (12124, 1731849), (18186, 1154566), (21217, 989628), (36372, 577283), (42434, 494814), (63651, 329876), (82469, 254604), (84868, 247407), (127302, 164938)]