16921386

素因数分解:

$2^1\times 3^4\times {\mathrm{67}}^1\times {\mathrm{1559}}^1$

素因数の和:1640

約数の個数: 40

約数和(自身を含む): 38507040

約数和(自身を除く): 21585654

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 81, 134, 162, 201, 402, 603, 1206, 1559, 1809, 3118, 3618, 4677, 5427, 9354, 10854, 14031, 28062, 42093, 84186, 104453, 126279, 208906, 252558, 313359, 626718, 940077, 1880154, 2820231, 5640462, 8460693, 16921386]

約数ペア:

[(1, 16921386), (2, 8460693), (3, 5640462), (6, 2820231), (9, 1880154), (18, 940077), (27, 626718), (54, 313359), (67, 252558), (81, 208906), (134, 126279), (162, 104453), (201, 84186), (402, 42093), (603, 28062), (1206, 14031), (1559, 10854), (1809, 9354), (3118, 5427), (3618, 4677)]