21032385

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3109}}^1$

素因数の和:3169

約数の個数: 32

約数和(自身を含む): 37618560

約数和(自身を除く): 16586175

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 123, 165, 205, 451, 615, 1353, 2255, 3109, 6765, 9327, 15545, 34199, 46635, 102597, 127469, 170995, 382407, 512985, 637345, 1402159, 1912035, 4206477, 7010795, 21032385]

約数ペア:

[(1, 21032385), (3, 7010795), (5, 4206477), (11, 1912035), (15, 1402159), (33, 637345), (41, 512985), (55, 382407), (123, 170995), (165, 127469), (205, 102597), (451, 46635), (615, 34199), (1353, 15545), (2255, 9327), (3109, 6765)]