21999752

素因数分解:

$2^3\times {\mathrm{617}}^1\times {\mathrm{4457}}^1$

素因数の和:5080

約数の個数: 16

約数和(自身を含む): 41325660

約数和(自身を除く): 19325908

約数列:

[1, 2, 4, 8, 617, 1234, 2468, 4457, 4936, 8914, 17828, 35656, 2749969, 5499938, 10999876, 21999752]

約数ペア:

[(1, 21999752), (2, 10999876), (4, 5499938), (8, 2749969), (617, 35656), (1234, 17828), (2468, 8914), (4457, 4936)]