21403590914

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{2389}}^1\times {\mathrm{84521}}^1$

素因数の和:86965

約数の個数: 16

約数和(自身を含む): 32725227960

約数和(自身を除く): 11321637046

約数列:

[1, 2, 53, 106, 2389, 4778, 84521, 126617, 169042, 253234, 4479613, 8959226, 201920669, 403841338, 10701795457, 21403590914]

約数ペア:

[(1, 21403590914), (2, 10701795457), (53, 403841338), (106, 201920669), (2389, 8959226), (4778, 4479613), (84521, 253234), (126617, 169042)]