21558936

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{128327}}^1$

素因数の和:128343

約数の個数: 32

約数和(自身を含む): 61597440

約数和(自身を除く): 40038504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 128327, 256654, 384981, 513308, 769962, 898289, 1026616, 1539924, 1796578, 2694867, 3079848, 3593156, 5389734, 7186312, 10779468, 21558936]

約数ペア:

[(1, 21558936), (2, 10779468), (3, 7186312), (4, 5389734), (6, 3593156), (7, 3079848), (8, 2694867), (12, 1796578), (14, 1539924), (21, 1026616), (24, 898289), (28, 769962), (42, 513308), (56, 384981), (84, 256654), (168, 128327)]