21426284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{5867}}^1$

素因数の和:5965

約数の個数: 24

約数和(自身を含む): 41404608

約数和(自身を除く): 19978324

約数列:

[1, 2, 4, 11, 22, 44, 83, 166, 332, 913, 1826, 3652, 5867, 11734, 23468, 64537, 129074, 258148, 486961, 973922, 1947844, 5356571, 10713142, 21426284]

約数ペア:

[(1, 21426284), (2, 10713142), (4, 5356571), (11, 1947844), (22, 973922), (44, 486961), (83, 258148), (166, 129074), (332, 64537), (913, 23468), (1826, 11734), (3652, 5867)]