21232106

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{7621}}^1$

素因数の和:7829

約数の個数: 16

約数和(自身を含む): 36585600

約数和(自身を除く): 15353494

約数列:

[1, 2, 7, 14, 199, 398, 1393, 2786, 7621, 15242, 53347, 106694, 1516579, 3033158, 10616053, 21232106]

約数ペア:

[(1, 21232106), (2, 10616053), (7, 3033158), (14, 1516579), (199, 106694), (398, 53347), (1393, 15242), (2786, 7621)]