11928021

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1531}}^1$

素因数の和:1601

約数の個数: 24

約数和(自身を含む): 18861984

約数和(自身を除く): 6933963

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 371, 1113, 1531, 2597, 4593, 7791, 10717, 32151, 75019, 81143, 225057, 243429, 568001, 1704003, 3976007, 11928021]

約数ペア:

[(1, 11928021), (3, 3976007), (7, 1704003), (21, 568001), (49, 243429), (53, 225057), (147, 81143), (159, 75019), (371, 32151), (1113, 10717), (1531, 7791), (2597, 4593)]