21193326

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1699}}^1$

素因数の和:1731

約数の個数: 80

約数和(自身を含む): 59241600

約数和(自身を除く): 38048274

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 81, 99, 126, 154, 162, 189, 198, 231, 297, 378, 462, 567, 594, 693, 891, 1134, 1386, 1699, 1782, 2079, 3398, 4158, 5097, 6237, 10194, 11893, 12474, 15291, 18689, 23786, 30582, 35679, 37378, 45873, 56067, 71358, 91746, 107037, 112134, 130823, 137619, 168201, 214074, 261646, 275238, 321111, 336402, 392469, 504603, 642222, 784938, 963333, 1009206, 1177407, 1513809, 1926666, 2354814, 3027618, 3532221, 7064442, 10596663, 21193326]

約数ペア:

[(1, 21193326), (2, 10596663), (3, 7064442), (6, 3532221), (7, 3027618), (9, 2354814), (11, 1926666), (14, 1513809), (18, 1177407), (21, 1009206), (22, 963333), (27, 784938), (33, 642222), (42, 504603), (54, 392469), (63, 336402), (66, 321111), (77, 275238), (81, 261646), (99, 214074), (126, 168201), (154, 137619), (162, 130823), (189, 112134), (198, 107037), (231, 91746), (297, 71358), (378, 56067), (462, 45873), (567, 37378), (594, 35679), (693, 30582), (891, 23786), (1134, 18689), (1386, 15291), (1699, 12474), (1782, 11893), (2079, 10194), (3398, 6237), (4158, 5097)]