21887686

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{911}}^1$

素因数の和:1247

約数の個数: 16

約数和(自身を含む): 33784128

約数和(自身を除く): 11896442

約数列:

[1, 2, 41, 82, 293, 586, 911, 1822, 12013, 24026, 37351, 74702, 266923, 533846, 10943843, 21887686]

約数ペア:

[(1, 21887686), (2, 10943843), (41, 533846), (82, 266923), (293, 74702), (586, 37351), (911, 24026), (1822, 12013)]