21140834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{383}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 37545984

約数和(自身を除く): 16405150

約数列:

[1, 2, 11, 13, 22, 26, 143, 193, 286, 383, 386, 766, 2123, 2509, 4213, 4246, 4979, 5018, 8426, 9958, 27599, 54769, 55198, 73919, 109538, 147838, 813109, 960947, 1626218, 1921894, 10570417, 21140834]

約数ペア:

[(1, 21140834), (2, 10570417), (11, 1921894), (13, 1626218), (22, 960947), (26, 813109), (143, 147838), (193, 109538), (286, 73919), (383, 55198), (386, 54769), (766, 27599), (2123, 9958), (2509, 8426), (4213, 5018), (4246, 4979)]