21903384

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{5813}}^1$

素因数の和:5979

約数の個数: 32

約数和(自身を含む): 55116720

約数和(自身を除く): 33213336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 5813, 11626, 17439, 23252, 34878, 46504, 69756, 139512, 912641, 1825282, 2737923, 3650564, 5475846, 7301128, 10951692, 21903384]

約数ペア:

[(1, 21903384), (2, 10951692), (3, 7301128), (4, 5475846), (6, 3650564), (8, 2737923), (12, 1825282), (24, 912641), (157, 139512), (314, 69756), (471, 46504), (628, 34878), (942, 23252), (1256, 17439), (1884, 11626), (3768, 5813)]