21273210

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33767}}^1$

素因数の和:33787

約数の個数: 48

約数和(自身を含む): 63213696

約数和(自身を除く): 41940486

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 33767, 67534, 101301, 168835, 202602, 236369, 303903, 337670, 472738, 506505, 607806, 709107, 1013010, 1181845, 1418214, 1519515, 2127321, 2363690, 3039030, 3545535, 4254642, 7091070, 10636605, 21273210]

約数ペア:

[(1, 21273210), (2, 10636605), (3, 7091070), (5, 4254642), (6, 3545535), (7, 3039030), (9, 2363690), (10, 2127321), (14, 1519515), (15, 1418214), (18, 1181845), (21, 1013010), (30, 709107), (35, 607806), (42, 506505), (45, 472738), (63, 337670), (70, 303903), (90, 236369), (105, 202602), (126, 168835), (210, 101301), (315, 67534), (630, 33767)]