21407432

素因数分解:

$2^3\times {\mathrm{617}}^1\times {\mathrm{4337}}^1$

素因数の和:4960

約数の個数: 16

約数和(自身を含む): 40213260

約数和(自身を除く): 18805828

約数列:

[1, 2, 4, 8, 617, 1234, 2468, 4337, 4936, 8674, 17348, 34696, 2675929, 5351858, 10703716, 21407432]

約数ペア:

[(1, 21407432), (2, 10703716), (4, 5351858), (8, 2675929), (617, 34696), (1234, 17348), (2468, 8674), (4337, 4936)]