21824685

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 40974336

約数和(自身を除く): 19149651

約数列:

[1, 3, 5, 9, 15, 17, 45, 47, 51, 85, 141, 153, 235, 255, 423, 607, 705, 765, 799, 1821, 2115, 2397, 3035, 3995, 5463, 7191, 9105, 10319, 11985, 27315, 28529, 30957, 35955, 51595, 85587, 92871, 142645, 154785, 256761, 427935, 464355, 484993, 1283805, 1454979, 2424965, 4364937, 7274895, 21824685]

約数ペア:

[(1, 21824685), (3, 7274895), (5, 4364937), (9, 2424965), (15, 1454979), (17, 1283805), (45, 484993), (47, 464355), (51, 427935), (85, 256761), (141, 154785), (153, 142645), (235, 92871), (255, 85587), (423, 51595), (607, 35955), (705, 30957), (765, 28529), (799, 27315), (1821, 11985), (2115, 10319), (2397, 9105), (3035, 7191), (3995, 5463)]