16926420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 54706176

約数和(自身を除く): 37779756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 191, 210, 211, 382, 420, 422, 573, 633, 764, 844, 955, 1055, 1146, 1266, 1337, 1477, 1910, 2110, 2292, 2532, 2674, 2865, 2954, 3165, 3820, 4011, 4220, 4431, 5348, 5730, 5908, 6330, 6685, 7385, 8022, 8862, 11460, 12660, 13370, 14770, 16044, 17724, 20055, 22155, 26740, 29540, 40110, 40301, 44310, 80220, 80602, 88620, 120903, 161204, 201505, 241806, 282107, 403010, 483612, 564214, 604515, 806020, 846321, 1128428, 1209030, 1410535, 1692642, 2418060, 2821070, 3385284, 4231605, 5642140, 8463210, 16926420]

約数ペア:

[(1, 16926420), (2, 8463210), (3, 5642140), (4, 4231605), (5, 3385284), (6, 2821070), (7, 2418060), (10, 1692642), (12, 1410535), (14, 1209030), (15, 1128428), (20, 846321), (21, 806020), (28, 604515), (30, 564214), (35, 483612), (42, 403010), (60, 282107), (70, 241806), (84, 201505), (105, 161204), (140, 120903), (191, 88620), (210, 80602), (211, 80220), (382, 44310), (420, 40301), (422, 40110), (573, 29540), (633, 26740), (764, 22155), (844, 20055), (955, 17724), (1055, 16044), (1146, 14770), (1266, 13370), (1337, 12660), (1477, 11460), (1910, 8862), (2110, 8022), (2292, 7385), (2532, 6685), (2674, 6330), (2865, 5908), (2954, 5730), (3165, 5348), (3820, 4431), (4011, 4220)]