21248154

素因数分解:

$2^1\times 3^2\times {\mathrm{251}}^1\times {\mathrm{4703}}^1$

素因数の和:4962

約数の個数: 24

約数和(自身を含む): 46230912

約数和(自身を除く): 24982758

約数列:

[1, 2, 3, 6, 9, 18, 251, 502, 753, 1506, 2259, 4518, 4703, 9406, 14109, 28218, 42327, 84654, 1180453, 2360906, 3541359, 7082718, 10624077, 21248154]

約数ペア:

[(1, 21248154), (2, 10624077), (3, 7082718), (6, 3541359), (9, 2360906), (18, 1180453), (251, 84654), (502, 42327), (753, 28218), (1506, 14109), (2259, 9406), (4518, 4703)]