21476252

素因数分解:

$2^2\times 7^1\times {\mathrm{683}}^1\times {\mathrm{1123}}^1$

素因数の和:1817

約数の個数: 24

約数和(自身を含む): 43053696

約数和(自身を除く): 21577444

約数列:

[1, 2, 4, 7, 14, 28, 683, 1123, 1366, 2246, 2732, 4492, 4781, 7861, 9562, 15722, 19124, 31444, 767009, 1534018, 3068036, 5369063, 10738126, 21476252]

約数ペア:

[(1, 21476252), (2, 10738126), (4, 5369063), (7, 3068036), (14, 1534018), (28, 767009), (683, 31444), (1123, 19124), (1366, 15722), (2246, 9562), (2732, 7861), (4492, 4781)]