21682008

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{13093}}^1$

素因数の和:13128

約数の個数: 48

約数和(自身を含む): 61279920

約数和(自身を除く): 39597912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 13093, 26186, 39279, 52372, 78558, 104744, 117837, 157116, 235674, 301139, 314232, 471348, 602278, 903417, 942696, 1204556, 1806834, 2409112, 2710251, 3613668, 5420502, 7227336, 10841004, 21682008]

約数ペア:

[(1, 21682008), (2, 10841004), (3, 7227336), (4, 5420502), (6, 3613668), (8, 2710251), (9, 2409112), (12, 1806834), (18, 1204556), (23, 942696), (24, 903417), (36, 602278), (46, 471348), (69, 314232), (72, 301139), (92, 235674), (138, 157116), (184, 117837), (207, 104744), (276, 78558), (414, 52372), (552, 39279), (828, 26186), (1656, 13093)]