21083202

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1123}}^1$

素因数の和:1287

約数の個数: 48

約数和(自身を含む): 52603200

約数和(自身を除く): 31519998

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 149, 298, 447, 894, 1043, 1123, 1341, 2086, 2246, 2682, 3129, 3369, 6258, 6738, 7861, 9387, 10107, 15722, 18774, 20214, 23583, 47166, 70749, 141498, 167327, 334654, 501981, 1003962, 1171289, 1505943, 2342578, 3011886, 3513867, 7027734, 10541601, 21083202]

約数ペア:

[(1, 21083202), (2, 10541601), (3, 7027734), (6, 3513867), (7, 3011886), (9, 2342578), (14, 1505943), (18, 1171289), (21, 1003962), (42, 501981), (63, 334654), (126, 167327), (149, 141498), (298, 70749), (447, 47166), (894, 23583), (1043, 20214), (1123, 18774), (1341, 15722), (2086, 10107), (2246, 9387), (2682, 7861), (3129, 6738), (3369, 6258)]