21671598

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2549}}^1$

素因数の和:2676

約数の個数: 32

約数和(自身を含む): 47124000

約数和(自身を除く): 25452402

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 109, 218, 327, 654, 1417, 2549, 2834, 4251, 5098, 7647, 8502, 15294, 33137, 66274, 99411, 198822, 277841, 555682, 833523, 1667046, 3611933, 7223866, 10835799, 21671598]

約数ペア:

[(1, 21671598), (2, 10835799), (3, 7223866), (6, 3611933), (13, 1667046), (26, 833523), (39, 555682), (78, 277841), (109, 198822), (218, 99411), (327, 66274), (654, 33137), (1417, 15294), (2549, 8502), (2834, 7647), (4251, 5098)]