211917636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{840943}}^1$

素因数の和:840960

約数の個数: 36

約数和(自身を含む): 612207232

約数和(自身を除く): 400289596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 840943, 1681886, 2522829, 3363772, 5045658, 5886601, 7568487, 10091316, 11773202, 15136974, 17659803, 23546404, 30273948, 35319606, 52979409, 70639212, 105958818, 211917636]

約数ペア:

[(1, 211917636), (2, 105958818), (3, 70639212), (4, 52979409), (6, 35319606), (7, 30273948), (9, 23546404), (12, 17659803), (14, 15136974), (18, 11773202), (21, 10091316), (28, 7568487), (36, 5886601), (42, 5045658), (63, 3363772), (84, 2522829), (126, 1681886), (252, 840943)]