16689351

素因数分解:

$3^1\times 7^5\times {\mathrm{331}}^1$

素因数の和:369

約数の個数: 24

約数和(自身を含む): 26039424

約数和(自身を除く): 9350073

約数列:

[1, 3, 7, 21, 49, 147, 331, 343, 993, 1029, 2317, 2401, 6951, 7203, 16219, 16807, 48657, 50421, 113533, 340599, 794731, 2384193, 5563117, 16689351]

約数ペア:

[(1, 16689351), (3, 5563117), (7, 2384193), (21, 794731), (49, 340599), (147, 113533), (331, 50421), (343, 48657), (993, 16807), (1029, 16219), (2317, 7203), (2401, 6951)]