21115086

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{419}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 43666560

約数和(自身を除く): 22551474

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 227, 419, 454, 681, 838, 1257, 1362, 2514, 8399, 15503, 16798, 25197, 31006, 46509, 50394, 93018, 95113, 190226, 285339, 570678, 3519181, 7038362, 10557543, 21115086]

約数ペア:

[(1, 21115086), (2, 10557543), (3, 7038362), (6, 3519181), (37, 570678), (74, 285339), (111, 190226), (222, 95113), (227, 93018), (419, 50394), (454, 46509), (681, 31006), (838, 25197), (1257, 16798), (1362, 15503), (2514, 8399)]