21984924

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{140929}}^1$

素因数の和:140949

約数の個数: 24

約数和(自身を含む): 55244560

約数和(自身を除く): 33259636

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 140929, 281858, 422787, 563716, 845574, 1691148, 1832077, 3664154, 5496231, 7328308, 10992462, 21984924]

約数ペア:

[(1, 21984924), (2, 10992462), (3, 7328308), (4, 5496231), (6, 3664154), (12, 1832077), (13, 1691148), (26, 845574), (39, 563716), (52, 422787), (78, 281858), (156, 140929)]