21141972

素因数分解:

$2^2\times 3^5\times {\mathrm{21751}}^1$

素因数の和:21770

約数の個数: 36

約数和(自身を含む): 55424096

約数和(自身を除く): 34282124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 21751, 43502, 65253, 87004, 130506, 195759, 261012, 391518, 587277, 783036, 1174554, 1761831, 2349108, 3523662, 5285493, 7047324, 10570986, 21141972]

約数ペア:

[(1, 21141972), (2, 10570986), (3, 7047324), (4, 5285493), (6, 3523662), (9, 2349108), (12, 1761831), (18, 1174554), (27, 783036), (36, 587277), (54, 391518), (81, 261012), (108, 195759), (162, 130506), (243, 87004), (324, 65253), (486, 43502), (972, 21751)]