21803596

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{463}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 39066944

約数和(自身を除く): 17263348

約数列:

[1, 2, 4, 61, 122, 193, 244, 386, 463, 772, 926, 1852, 11773, 23546, 28243, 47092, 56486, 89359, 112972, 178718, 357436, 5450899, 10901798, 21803596]

約数ペア:

[(1, 21803596), (2, 10901798), (4, 5450899), (61, 357436), (122, 178718), (193, 112972), (244, 89359), (386, 56486), (463, 47092), (772, 28243), (926, 23546), (1852, 11773)]