21943252

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{1613}}^1$

素因数の和:1815

約数の個数: 24

約数和(自身を含む): 40672800

約数和(自身を除く): 18729548

約数列:

[1, 2, 4, 19, 38, 76, 179, 358, 716, 1613, 3226, 3401, 6452, 6802, 13604, 30647, 61294, 122588, 288727, 577454, 1154908, 5485813, 10971626, 21943252]

約数ペア:

[(1, 21943252), (2, 10971626), (4, 5485813), (19, 1154908), (38, 577454), (76, 288727), (179, 122588), (358, 61294), (716, 30647), (1613, 13604), (3226, 6802), (3401, 6452)]