21988650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{8623}}^1$

素因数の和:8655

約数の個数: 48

約数和(自身を含む): 57746304

約数和(自身を除く): 35757654

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550, 8623, 17246, 25869, 43115, 51738, 86230, 129345, 146591, 215575, 258690, 293182, 431150, 439773, 646725, 732955, 879546, 1293450, 1465910, 2198865, 3664775, 4397730, 7329550, 10994325, 21988650]

約数ペア:

[(1, 21988650), (2, 10994325), (3, 7329550), (5, 4397730), (6, 3664775), (10, 2198865), (15, 1465910), (17, 1293450), (25, 879546), (30, 732955), (34, 646725), (50, 439773), (51, 431150), (75, 293182), (85, 258690), (102, 215575), (150, 146591), (170, 129345), (255, 86230), (425, 51738), (510, 43115), (850, 25869), (1275, 17246), (2550, 8623)]