21821724

素因数分解:

$2^2\times 3^4\times {\mathrm{47}}^1\times {\mathrm{1433}}^1$

素因数の和:1496

約数の個数: 60

約数和(自身を含む): 58300704

約数和(自身を除く): 36478980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 81, 94, 108, 141, 162, 188, 282, 324, 423, 564, 846, 1269, 1433, 1692, 2538, 2866, 3807, 4299, 5076, 5732, 7614, 8598, 12897, 15228, 17196, 25794, 38691, 51588, 67351, 77382, 116073, 134702, 154764, 202053, 232146, 269404, 404106, 464292, 606159, 808212, 1212318, 1818477, 2424636, 3636954, 5455431, 7273908, 10910862, 21821724]

約数ペア:

[(1, 21821724), (2, 10910862), (3, 7273908), (4, 5455431), (6, 3636954), (9, 2424636), (12, 1818477), (18, 1212318), (27, 808212), (36, 606159), (47, 464292), (54, 404106), (81, 269404), (94, 232146), (108, 202053), (141, 154764), (162, 134702), (188, 116073), (282, 77382), (324, 67351), (423, 51588), (564, 38691), (846, 25794), (1269, 17196), (1433, 15228), (1692, 12897), (2538, 8598), (2866, 7614), (3807, 5732), (4299, 5076)]