21101598

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{751}}^1$

素因数の和:989

約数の個数: 48

約数和(自身を含む): 52555776

約数和(自身を除く): 31454178

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 223, 446, 669, 751, 1338, 1502, 1561, 2007, 2253, 3122, 4014, 4506, 4683, 5257, 6759, 9366, 10514, 13518, 14049, 15771, 28098, 31542, 47313, 94626, 167473, 334946, 502419, 1004838, 1172311, 1507257, 2344622, 3014514, 3516933, 7033866, 10550799, 21101598]

約数ペア:

[(1, 21101598), (2, 10550799), (3, 7033866), (6, 3516933), (7, 3014514), (9, 2344622), (14, 1507257), (18, 1172311), (21, 1004838), (42, 502419), (63, 334946), (126, 167473), (223, 94626), (446, 47313), (669, 31542), (751, 28098), (1338, 15771), (1502, 14049), (1561, 13518), (2007, 10514), (2253, 9366), (3122, 6759), (4014, 5257), (4506, 4683)]