21526890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9319}}^1$

素因数の和:9347

約数の個数: 64

約数和(自身を含む): 64419840

約数和(自身を除く): 42892950

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 9319, 18638, 27957, 46595, 55914, 65233, 93190, 102509, 130466, 139785, 195699, 205018, 279570, 307527, 326165, 391398, 512545, 615054, 652330, 717563, 978495, 1025090, 1435126, 1537635, 1956990, 2152689, 3075270, 3587815, 4305378, 7175630, 10763445, 21526890]

約数ペア:

[(1, 21526890), (2, 10763445), (3, 7175630), (5, 4305378), (6, 3587815), (7, 3075270), (10, 2152689), (11, 1956990), (14, 1537635), (15, 1435126), (21, 1025090), (22, 978495), (30, 717563), (33, 652330), (35, 615054), (42, 512545), (55, 391398), (66, 326165), (70, 307527), (77, 279570), (105, 205018), (110, 195699), (154, 139785), (165, 130466), (210, 102509), (231, 93190), (330, 65233), (385, 55914), (462, 46595), (770, 27957), (1155, 18638), (2310, 9319)]