21167772752

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1488173}}^1$

素因数の和:1488315

約数の個数: 40

約数和(自身を含む): 47240595456

約数和(自身を除く): 26072822704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1778, 2032, 3556, 7112, 14224, 1488173, 2976346, 5952692, 10417211, 11905384, 20834422, 23810768, 41668844, 83337688, 166675376, 188997971, 377995942, 755991884, 1322985797, 1511983768, 2645971594, 3023967536, 5291943188, 10583886376, 21167772752]

約数ペア:

[(1, 21167772752), (2, 10583886376), (4, 5291943188), (7, 3023967536), (8, 2645971594), (14, 1511983768), (16, 1322985797), (28, 755991884), (56, 377995942), (112, 188997971), (127, 166675376), (254, 83337688), (508, 41668844), (889, 23810768), (1016, 20834422), (1778, 11905384), (2032, 10417211), (3556, 5952692), (7112, 2976346), (14224, 1488173)]