21223524

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{823}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 56849408

約数和(自身を除く): 35625884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 307, 614, 823, 921, 1228, 1646, 1842, 2149, 2469, 3292, 3684, 4298, 4938, 5761, 6447, 8596, 9876, 11522, 12894, 17283, 23044, 25788, 34566, 69132, 252661, 505322, 757983, 1010644, 1515966, 1768627, 3031932, 3537254, 5305881, 7074508, 10611762, 21223524]

約数ペア:

[(1, 21223524), (2, 10611762), (3, 7074508), (4, 5305881), (6, 3537254), (7, 3031932), (12, 1768627), (14, 1515966), (21, 1010644), (28, 757983), (42, 505322), (84, 252661), (307, 69132), (614, 34566), (823, 25788), (921, 23044), (1228, 17283), (1646, 12894), (1842, 11522), (2149, 9876), (2469, 8596), (3292, 6447), (3684, 5761), (4298, 4938)]