21873726

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{19289}}^1$

素因数の和:19310

約数の個数: 40

約数和(自身を含む): 56018160

約数和(自身を除く): 34144434

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 19289, 38578, 57867, 115734, 135023, 173601, 270046, 347202, 405069, 520803, 810138, 1041606, 1215207, 1562409, 2430414, 3124818, 3645621, 7291242, 10936863, 21873726]

約数ペア:

[(1, 21873726), (2, 10936863), (3, 7291242), (6, 3645621), (7, 3124818), (9, 2430414), (14, 1562409), (18, 1215207), (21, 1041606), (27, 810138), (42, 520803), (54, 405069), (63, 347202), (81, 270046), (126, 173601), (162, 135023), (189, 115734), (378, 57867), (567, 38578), (1134, 19289)]