21692385

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3371}}^1$

素因数の和:3406

約数の個数: 48

約数和(自身を含む): 44186688

約数和(自身を除く): 22494303

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 3371, 6435, 10113, 16855, 30339, 37081, 43823, 50565, 111243, 131469, 151695, 185405, 219115, 333729, 394407, 482053, 556215, 657345, 1446159, 1668645, 1972035, 2410265, 4338477, 7230795, 21692385]

約数ペア:

[(1, 21692385), (3, 7230795), (5, 4338477), (9, 2410265), (11, 1972035), (13, 1668645), (15, 1446159), (33, 657345), (39, 556215), (45, 482053), (55, 394407), (65, 333729), (99, 219115), (117, 185405), (143, 151695), (165, 131469), (195, 111243), (429, 50565), (495, 43823), (585, 37081), (715, 30339), (1287, 16855), (2145, 10113), (3371, 6435)]