21737772

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{12323}}^1$

素因数の和:12347

約数の個数: 54

約数和(自身を含む): 63924588

約数和(自身を除く): 42186816

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 12323, 24646, 36969, 49292, 73938, 86261, 110907, 147876, 172522, 221814, 258783, 345044, 443628, 517566, 603827, 776349, 1035132, 1207654, 1552698, 1811481, 2415308, 3105396, 3622962, 5434443, 7245924, 10868886, 21737772]

約数ペア:

[(1, 21737772), (2, 10868886), (3, 7245924), (4, 5434443), (6, 3622962), (7, 3105396), (9, 2415308), (12, 1811481), (14, 1552698), (18, 1207654), (21, 1035132), (28, 776349), (36, 603827), (42, 517566), (49, 443628), (63, 345044), (84, 258783), (98, 221814), (126, 172522), (147, 147876), (196, 110907), (252, 86261), (294, 73938), (441, 49292), (588, 36969), (882, 24646), (1764, 12323)]