21348738

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{17189}}^1$

素因数の和:17223

約数の個数: 32

約数和(自身を含む): 49507200

約数和(自身を除く): 28158462

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 17189, 34378, 51567, 103134, 154701, 309402, 395347, 464103, 790694, 928206, 1186041, 2372082, 3558123, 7116246, 10674369, 21348738]

約数ペア:

[(1, 21348738), (2, 10674369), (3, 7116246), (6, 3558123), (9, 2372082), (18, 1186041), (23, 928206), (27, 790694), (46, 464103), (54, 395347), (69, 309402), (138, 154701), (207, 103134), (414, 51567), (621, 34378), (1242, 17189)]