21940164

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12967}}^1$

素因数の和:13024

約数の個数: 36

約数和(自身を含む): 56644224

約数和(自身を除く): 34704060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 12967, 25934, 38901, 51868, 77802, 116703, 155604, 233406, 466812, 609449, 1218898, 1828347, 2437796, 3656694, 5485041, 7313388, 10970082, 21940164]

約数ペア:

[(1, 21940164), (2, 10970082), (3, 7313388), (4, 5485041), (6, 3656694), (9, 2437796), (12, 1828347), (18, 1218898), (36, 609449), (47, 466812), (94, 233406), (141, 155604), (188, 116703), (282, 77802), (423, 51868), (564, 38901), (846, 25934), (1692, 12967)]