21291094

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 14996906

約数列:

[1, 2, 11, 22, 47, 59, 94, 118, 349, 517, 649, 698, 1034, 1298, 2773, 3839, 5546, 7678, 16403, 20591, 30503, 32806, 41182, 61006, 180433, 226501, 360866, 453002, 967777, 1935554, 10645547, 21291094]

約数ペア:

[(1, 21291094), (2, 10645547), (11, 1935554), (22, 967777), (47, 453002), (59, 360866), (94, 226501), (118, 180433), (349, 61006), (517, 41182), (649, 32806), (698, 30503), (1034, 20591), (1298, 16403), (2773, 7678), (3839, 5546)]