21118842

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61751}}^1$

素因数の和:61778

約数の個数: 24

約数和(自身を含む): 48166560

約数和(自身を除く): 27047718

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 61751, 123502, 185253, 370506, 555759, 1111518, 1173269, 2346538, 3519807, 7039614, 10559421, 21118842]

約数ペア:

[(1, 21118842), (2, 10559421), (3, 7039614), (6, 3519807), (9, 2346538), (18, 1173269), (19, 1111518), (38, 555759), (57, 370506), (114, 185253), (171, 123502), (342, 61751)]