21064272

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{9337}}^1$

素因数の和:9395

約数の個数: 40

約数和(自身を含む): 55579776

約数和(自身を除く): 34515504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 9337, 18674, 28011, 37348, 56022, 74696, 112044, 149392, 224088, 438839, 448176, 877678, 1316517, 1755356, 2633034, 3510712, 5266068, 7021424, 10532136, 21064272]

約数ペア:

[(1, 21064272), (2, 10532136), (3, 7021424), (4, 5266068), (6, 3510712), (8, 2633034), (12, 1755356), (16, 1316517), (24, 877678), (47, 448176), (48, 438839), (94, 224088), (141, 149392), (188, 112044), (282, 74696), (376, 56022), (564, 37348), (752, 28011), (1128, 18674), (2256, 9337)]