21749950

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{18913}}^1$

素因数の和:18948

約数の個数: 24

約数和(自身を含む): 42216048

約数和(自身を除く): 20466098

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 18913, 37826, 94565, 189130, 434999, 472825, 869998, 945650, 2174995, 4349990, 10874975, 21749950]

約数ペア:

[(1, 21749950), (2, 10874975), (5, 4349990), (10, 2174995), (23, 945650), (25, 869998), (46, 472825), (50, 434999), (115, 189130), (230, 94565), (575, 37826), (1150, 18913)]