21400944

素因数分解:

$2^4\times 3^1\times {\mathrm{445853}}^1$

素因数の和:445864

約数の個数: 20

約数和(自身を含む): 55285896

約数和(自身を除く): 33884952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 445853, 891706, 1337559, 1783412, 2675118, 3566824, 5350236, 7133648, 10700472, 21400944]

約数ペア:

[(1, 21400944), (2, 10700472), (3, 7133648), (4, 5350236), (6, 3566824), (8, 2675118), (12, 1783412), (16, 1337559), (24, 891706), (48, 445853)]