21932580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8501}}^1$

素因数の和:8556

約数の個数: 48

約数和(自身を含む): 62846784

約数和(自身を除く): 40914204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 8501, 17002, 25503, 34004, 42505, 51006, 85010, 102012, 127515, 170020, 255030, 365543, 510060, 731086, 1096629, 1462172, 1827715, 2193258, 3655430, 4386516, 5483145, 7310860, 10966290, 21932580]

約数ペア:

[(1, 21932580), (2, 10966290), (3, 7310860), (4, 5483145), (5, 4386516), (6, 3655430), (10, 2193258), (12, 1827715), (15, 1462172), (20, 1096629), (30, 731086), (43, 510060), (60, 365543), (86, 255030), (129, 170020), (172, 127515), (215, 102012), (258, 85010), (430, 51006), (516, 42505), (645, 34004), (860, 25503), (1290, 17002), (2580, 8501)]