21536178

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1061}}^1$

素因数の和:1282

約数の個数: 32

約数和(自身を含む): 45878400

約数和(自身を除く): 24342222

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 199, 398, 597, 1061, 1194, 2122, 3183, 3383, 6366, 6766, 10149, 18037, 20298, 36074, 54111, 108222, 211139, 422278, 633417, 1266834, 3589363, 7178726, 10768089, 21536178]

約数ペア:

[(1, 21536178), (2, 10768089), (3, 7178726), (6, 3589363), (17, 1266834), (34, 633417), (51, 422278), (102, 211139), (199, 108222), (398, 54111), (597, 36074), (1061, 20298), (1194, 18037), (2122, 10149), (3183, 6766), (3383, 6366)]