21712002

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1109}}^1$

素因数の和:1378

約数の個数: 32

約数和(自身を含む): 46992960

約数和(自身を除く): 25280958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 251, 502, 753, 1109, 1506, 2218, 3263, 3327, 6526, 6654, 9789, 14417, 19578, 28834, 43251, 86502, 278359, 556718, 835077, 1670154, 3618667, 7237334, 10856001, 21712002]

約数ペア:

[(1, 21712002), (2, 10856001), (3, 7237334), (6, 3618667), (13, 1670154), (26, 835077), (39, 556718), (78, 278359), (251, 86502), (502, 43251), (753, 28834), (1109, 19578), (1506, 14417), (2218, 9789), (3263, 6654), (3327, 6526)]