2021815523

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{1151}}^1$

素因数の和:1467

約数の個数: 32

約数和(自身を含む): 2528870400

約数和(自身を除く): 507054877

約数列:

[1, 7, 13, 91, 97, 199, 679, 1151, 1261, 1393, 2587, 8057, 8827, 14963, 18109, 19303, 104741, 111647, 135121, 229049, 250939, 781529, 1451411, 1603343, 1756573, 2977637, 10159877, 20843459, 22217753, 155524271, 288830789, 2021815523]

約数ペア:

[(1, 2021815523), (7, 288830789), (13, 155524271), (91, 22217753), (97, 20843459), (199, 10159877), (679, 2977637), (1151, 1756573), (1261, 1603343), (1393, 1451411), (2587, 781529), (8057, 250939), (8827, 229049), (14963, 135121), (18109, 111647), (19303, 104741)]