21494631

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{1609}}^1$

素因数の和:1746

約数の個数: 16

約数和(自身を含む): 29546720

約数和(自身を除く): 8052089

約数列:

[1, 3, 61, 73, 183, 219, 1609, 4453, 4827, 13359, 98149, 117457, 294447, 352371, 7164877, 21494631]

約数ペア:

[(1, 21494631), (3, 7164877), (61, 352371), (73, 294447), (183, 117457), (219, 98149), (1609, 13359), (4453, 4827)]