21821316

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{165313}}^1$

素因数の和:165331

約数の個数: 24

約数和(自身を含む): 55545504

約数和(自身を除く): 33724188

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 165313, 330626, 495939, 661252, 991878, 1818443, 1983756, 3636886, 5455329, 7273772, 10910658, 21821316]

約数ペア:

[(1, 21821316), (2, 10910658), (3, 7273772), (4, 5455329), (6, 3636886), (11, 1983756), (12, 1818443), (22, 991878), (33, 661252), (44, 495939), (66, 330626), (132, 165313)]