210997998

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{22159}}^1$

素因数の和:22213

約数の個数: 36

約数和(自身を含む): 477924720

約数和(自身を除く): 266926722

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 529, 1058, 1587, 3174, 4761, 9522, 22159, 44318, 66477, 132954, 199431, 398862, 509657, 1019314, 1528971, 3057942, 4586913, 9173826, 11722111, 23444222, 35166333, 70332666, 105498999, 210997998]

約数ペア:

[(1, 210997998), (2, 105498999), (3, 70332666), (6, 35166333), (9, 23444222), (18, 11722111), (23, 9173826), (46, 4586913), (69, 3057942), (138, 1528971), (207, 1019314), (414, 509657), (529, 398862), (1058, 199431), (1587, 132954), (3174, 66477), (4761, 44318), (9522, 22159)]