21493902

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{1129}}^1$

素因数の和:1320

約数の個数: 32

約数和(自身を含む): 45561600

約数和(自身を除く): 24067698

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 167, 334, 501, 1002, 1129, 2258, 3173, 3387, 6346, 6774, 9519, 19038, 21451, 42902, 64353, 128706, 188543, 377086, 565629, 1131258, 3582317, 7164634, 10746951, 21493902]

約数ペア:

[(1, 21493902), (2, 10746951), (3, 7164634), (6, 3582317), (19, 1131258), (38, 565629), (57, 377086), (114, 188543), (167, 128706), (334, 64353), (501, 42902), (1002, 21451), (1129, 19038), (2258, 9519), (3173, 6774), (3387, 6346)]