21694582

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{599}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 40320000

約数和(自身を除く): 18625418

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 199, 398, 599, 1198, 1393, 2587, 2786, 4193, 5174, 7787, 8386, 15574, 18109, 36218, 54509, 109018, 119201, 238402, 834407, 1549613, 1668814, 3099226, 10847291, 21694582]

約数ペア:

[(1, 21694582), (2, 10847291), (7, 3099226), (13, 1668814), (14, 1549613), (26, 834407), (91, 238402), (182, 119201), (199, 109018), (398, 54509), (599, 36218), (1198, 18109), (1393, 15574), (2587, 8386), (2786, 7787), (4193, 5174)]