21304338

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{7873}}^1$

素因数の和:7930

約数の個数: 32

約数和(自身を含む): 47621952

約数和(自身を除く): 26317614

約数列:

[1, 2, 3, 6, 11, 22, 33, 41, 66, 82, 123, 246, 451, 902, 1353, 2706, 7873, 15746, 23619, 47238, 86603, 173206, 259809, 322793, 519618, 645586, 968379, 1936758, 3550723, 7101446, 10652169, 21304338]

約数ペア:

[(1, 21304338), (2, 10652169), (3, 7101446), (6, 3550723), (11, 1936758), (22, 968379), (33, 645586), (41, 519618), (66, 322793), (82, 259809), (123, 173206), (246, 86603), (451, 47238), (902, 23619), (1353, 15746), (2706, 7873)]