21598950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{311}}^1\times {\mathrm{463}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 53853696

約数和(自身を除く): 32254746

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 311, 463, 622, 926, 933, 1389, 1555, 1866, 2315, 2778, 3110, 4630, 4665, 6945, 7775, 9330, 11575, 13890, 15550, 23150, 23325, 34725, 46650, 69450, 143993, 287986, 431979, 719965, 863958, 1439930, 2159895, 3599825, 4319790, 7199650, 10799475, 21598950]

約数ペア:

[(1, 21598950), (2, 10799475), (3, 7199650), (5, 4319790), (6, 3599825), (10, 2159895), (15, 1439930), (25, 863958), (30, 719965), (50, 431979), (75, 287986), (150, 143993), (311, 69450), (463, 46650), (622, 34725), (926, 23325), (933, 23150), (1389, 15550), (1555, 13890), (1866, 11575), (2315, 9330), (2778, 7775), (3110, 6945), (4630, 4665)]