21947922

素因数分解:

$2^1\times 3^4\times {\mathrm{61}}^1\times {\mathrm{2221}}^1$

素因数の和:2296

約数の個数: 40

約数和(自身を含む): 50008332

約数和(自身を除く): 28060410

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 122, 162, 183, 366, 549, 1098, 1647, 2221, 3294, 4442, 4941, 6663, 9882, 13326, 19989, 39978, 59967, 119934, 135481, 179901, 270962, 359802, 406443, 812886, 1219329, 2438658, 3657987, 7315974, 10973961, 21947922]

約数ペア:

[(1, 21947922), (2, 10973961), (3, 7315974), (6, 3657987), (9, 2438658), (18, 1219329), (27, 812886), (54, 406443), (61, 359802), (81, 270962), (122, 179901), (162, 135481), (183, 119934), (366, 59967), (549, 39978), (1098, 19989), (1647, 13326), (2221, 9882), (3294, 6663), (4442, 4941)]