21645404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{5927}}^1$

素因数の和:6025

約数の個数: 24

約数和(自身を含む): 41827968

約数和(自身を除く): 20182564

約数列:

[1, 2, 4, 11, 22, 44, 83, 166, 332, 913, 1826, 3652, 5927, 11854, 23708, 65197, 130394, 260788, 491941, 983882, 1967764, 5411351, 10822702, 21645404]

約数ペア:

[(1, 21645404), (2, 10822702), (4, 5411351), (11, 1967764), (22, 983882), (44, 491941), (83, 260788), (166, 130394), (332, 65197), (913, 23708), (1826, 11854), (3652, 5927)]