21620874

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{14243}}^1$

素因数の和:14282

約数の個数: 32

約数和(自身を含む): 49227264

約数和(自身を除く): 27606390

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 14243, 28486, 42729, 85458, 156673, 313346, 327589, 470019, 655178, 940038, 982767, 1965534, 3603479, 7206958, 10810437, 21620874]

約数ペア:

[(1, 21620874), (2, 10810437), (3, 7206958), (6, 3603479), (11, 1965534), (22, 982767), (23, 940038), (33, 655178), (46, 470019), (66, 327589), (69, 313346), (138, 156673), (253, 85458), (506, 42729), (759, 28486), (1518, 14243)]