21850770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{15497}}^1$

素因数の和:15554

約数の個数: 32

約数和(自身を含む): 53561088

約数和(自身を除く): 31710318

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 15497, 30994, 46491, 77485, 92982, 154970, 232455, 464910, 728359, 1456718, 2185077, 3641795, 4370154, 7283590, 10925385, 21850770]

約数ペア:

[(1, 21850770), (2, 10925385), (3, 7283590), (5, 4370154), (6, 3641795), (10, 2185077), (15, 1456718), (30, 728359), (47, 464910), (94, 232455), (141, 154970), (235, 92982), (282, 77485), (470, 46491), (705, 30994), (1410, 15497)]