210409542

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{556639}}^1$

素因数の和:556657

約数の個数: 32

約数和(自身を含む): 534374400

約数和(自身を除く): 323964858

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 556639, 1113278, 1669917, 3339834, 3896473, 5009751, 7792946, 10019502, 11689419, 15029253, 23378838, 30058506, 35068257, 70136514, 105204771, 210409542]

約数ペア:

[(1, 210409542), (2, 105204771), (3, 70136514), (6, 35068257), (7, 30058506), (9, 23378838), (14, 15029253), (18, 11689419), (21, 10019502), (27, 7792946), (42, 5009751), (54, 3896473), (63, 3339834), (126, 1669917), (189, 1113278), (378, 556639)]