21680892

素因数分解:

$2^2\times 3^3\times {\mathrm{367}}^1\times {\mathrm{547}}^1$

素因数の和:927

約数の個数: 48

約数和(自身を含む): 56465920

約数和(自身を除く): 34785028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 367, 547, 734, 1094, 1101, 1468, 1641, 2188, 2202, 3282, 3303, 4404, 4923, 6564, 6606, 9846, 9909, 13212, 14769, 19692, 19818, 29538, 39636, 59076, 200749, 401498, 602247, 802996, 1204494, 1806741, 2408988, 3613482, 5420223, 7226964, 10840446, 21680892]

約数ペア:

[(1, 21680892), (2, 10840446), (3, 7226964), (4, 5420223), (6, 3613482), (9, 2408988), (12, 1806741), (18, 1204494), (27, 802996), (36, 602247), (54, 401498), (108, 200749), (367, 59076), (547, 39636), (734, 29538), (1094, 19818), (1101, 19692), (1468, 14769), (1641, 13212), (2188, 9909), (2202, 9846), (3282, 6606), (3303, 6564), (4404, 4923)]