21544362

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1049}}^1$

素因数の和:1227

約数の個数: 48

約数和(自身を含む): 53726400

約数和(自身を除く): 32182038

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 163, 326, 489, 978, 1049, 1141, 1467, 2098, 2282, 2934, 3147, 3423, 6294, 6846, 7343, 9441, 10269, 14686, 18882, 20538, 22029, 44058, 66087, 132174, 170987, 341974, 512961, 1025922, 1196909, 1538883, 2393818, 3077766, 3590727, 7181454, 10772181, 21544362]

約数ペア:

[(1, 21544362), (2, 10772181), (3, 7181454), (6, 3590727), (7, 3077766), (9, 2393818), (14, 1538883), (18, 1196909), (21, 1025922), (42, 512961), (63, 341974), (126, 170987), (163, 132174), (326, 66087), (489, 44058), (978, 22029), (1049, 20538), (1141, 18882), (1467, 14686), (2098, 10269), (2282, 9441), (2934, 7343), (3147, 6846), (3423, 6294)]