21940618

素因数分解:

$2^1\times 7^1\times {\mathrm{1181}}^1\times {\mathrm{1327}}^1$

素因数の和:2517

約数の個数: 16

約数和(自身を含む): 37672704

約数和(自身を除く): 15732086

約数列:

[1, 2, 7, 14, 1181, 1327, 2362, 2654, 8267, 9289, 16534, 18578, 1567187, 3134374, 10970309, 21940618]

約数ペア:

[(1, 21940618), (2, 10970309), (7, 3134374), (14, 1567187), (1181, 18578), (1327, 16534), (2362, 9289), (2654, 8267)]