20951595

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{22171}}^1$

素因数の和:22192

約数の個数: 32

約数和(自身を含む): 42570240

約数和(自身を除く): 21618645

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 22171, 66513, 110855, 155197, 199539, 332565, 465591, 598617, 775985, 997695, 1396773, 2327955, 2993085, 4190319, 6983865, 20951595]

約数ペア:

[(1, 20951595), (3, 6983865), (5, 4190319), (7, 2993085), (9, 2327955), (15, 1396773), (21, 997695), (27, 775985), (35, 598617), (45, 465591), (63, 332565), (105, 199539), (135, 155197), (189, 110855), (315, 66513), (945, 22171)]