21753196

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{5659}}^1$

素因数の和:5725

約数の個数: 18

約数和(自身を含む): 39342660

約数和(自身を除く): 17589464

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 5659, 11318, 22636, 175429, 350858, 701716, 5438299, 10876598, 21753196]

約数ペア:

[(1, 21753196), (2, 10876598), (4, 5438299), (31, 701716), (62, 350858), (124, 175429), (961, 22636), (1922, 11318), (3844, 5659)]