21142632

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{397}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 60750720

約数和(自身を除く): 39608088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 317, 397, 634, 794, 951, 1191, 1268, 1588, 1902, 2219, 2382, 2536, 2779, 3176, 3804, 4438, 4764, 5558, 6657, 7608, 8337, 8876, 9528, 11116, 13314, 16674, 17752, 22232, 26628, 33348, 53256, 66696, 125849, 251698, 377547, 503396, 755094, 880943, 1006792, 1510188, 1761886, 2642829, 3020376, 3523772, 5285658, 7047544, 10571316, 21142632]

約数ペア:

[(1, 21142632), (2, 10571316), (3, 7047544), (4, 5285658), (6, 3523772), (7, 3020376), (8, 2642829), (12, 1761886), (14, 1510188), (21, 1006792), (24, 880943), (28, 755094), (42, 503396), (56, 377547), (84, 251698), (168, 125849), (317, 66696), (397, 53256), (634, 33348), (794, 26628), (951, 22232), (1191, 17752), (1268, 16674), (1588, 13314), (1902, 11116), (2219, 9528), (2382, 8876), (2536, 8337), (2779, 7608), (3176, 6657), (3804, 5558), (4438, 4764)]