21032451

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12497}}^1$

素因数の和:12531

約数の個数: 24

約数和(自身を含む): 35094384

約数和(自身を除く): 14061933

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 12497, 37491, 112473, 137467, 212449, 412401, 637347, 1237203, 1912041, 2336939, 7010817, 21032451]

約数ペア:

[(1, 21032451), (3, 7010817), (9, 2336939), (11, 1912041), (17, 1237203), (33, 637347), (51, 412401), (99, 212449), (153, 137467), (187, 112473), (561, 37491), (1683, 12497)]