21781086

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2393}}^1$

素因数の和:2476

約数の個数: 32

約数和(自身を含む): 45849888

約数和(自身を除く): 24068802

約数列:

[1, 2, 3, 6, 37, 41, 74, 82, 111, 123, 222, 246, 1517, 2393, 3034, 4551, 4786, 7179, 9102, 14358, 88541, 98113, 177082, 196226, 265623, 294339, 531246, 588678, 3630181, 7260362, 10890543, 21781086]

約数ペア:

[(1, 21781086), (2, 10890543), (3, 7260362), (6, 3630181), (37, 588678), (41, 531246), (74, 294339), (82, 265623), (111, 196226), (123, 177082), (222, 98113), (246, 88541), (1517, 14358), (2393, 9102), (3034, 7179), (4551, 4786)]