16940994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1607}}^1$

素因数の和:1870

約数の個数: 32

約数和(自身を含む): 38900736

約数和(自身を除く): 21959742

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 251, 502, 753, 1506, 1607, 1757, 3214, 3514, 4821, 5271, 9642, 10542, 11249, 22498, 33747, 67494, 403357, 806714, 1210071, 2420142, 2823499, 5646998, 8470497, 16940994]

約数ペア:

[(1, 16940994), (2, 8470497), (3, 5646998), (6, 2823499), (7, 2420142), (14, 1210071), (21, 806714), (42, 403357), (251, 67494), (502, 33747), (753, 22498), (1506, 11249), (1607, 10542), (1757, 9642), (3214, 5271), (3514, 4821)]