21300012

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{15991}}^1$

素因数の和:16038

約数の個数: 36

約数和(自身を含む): 55300336

約数和(自身を除く): 34000324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 15991, 31982, 47973, 63964, 95946, 143919, 191892, 287838, 575676, 591667, 1183334, 1775001, 2366668, 3550002, 5325003, 7100004, 10650006, 21300012]

約数ペア:

[(1, 21300012), (2, 10650006), (3, 7100004), (4, 5325003), (6, 3550002), (9, 2366668), (12, 1775001), (18, 1183334), (36, 591667), (37, 575676), (74, 287838), (111, 191892), (148, 143919), (222, 95946), (333, 63964), (444, 47973), (666, 31982), (1332, 15991)]