21782364791031

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10951415179}}^1$

素因数の和:10951415215

約数の個数: 24

約数和(自身を含む): 35876836129680

約数和(自身を除く): 14094471338649

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 10951415179, 32854245537, 98562736611, 142368397327, 186174058043, 427105191981, 558522174129, 1281315575943, 1675566522387, 2420262754559, 7260788263677, 21782364791031]

約数ペア:

[(1, 21782364791031), (3, 7260788263677), (9, 2420262754559), (13, 1675566522387), (17, 1281315575943), (39, 558522174129), (51, 427105191981), (117, 186174058043), (153, 142368397327), (221, 98562736611), (663, 32854245537), (1989, 10951415179)]