21457272

素因数分解:

$2^3\times 3^1\times {\mathrm{463}}^1\times {\mathrm{1931}}^1$

素因数の和:2403

約数の個数: 32

約数和(自身を含む): 53786880

約数和(自身を除く): 32329608

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 463, 926, 1389, 1852, 1931, 2778, 3704, 3862, 5556, 5793, 7724, 11112, 11586, 15448, 23172, 46344, 894053, 1788106, 2682159, 3576212, 5364318, 7152424, 10728636, 21457272]

約数ペア:

[(1, 21457272), (2, 10728636), (3, 7152424), (4, 5364318), (6, 3576212), (8, 2682159), (12, 1788106), (24, 894053), (463, 46344), (926, 23172), (1389, 15448), (1852, 11586), (1931, 11112), (2778, 7724), (3704, 5793), (3862, 5556)]