21937986

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{8291}}^1$

素因数の和:8316

約数の個数: 48

約数和(自身を含む): 56717280

約数和(自身を除く): 34779294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 8291, 16582, 24873, 49746, 58037, 74619, 116074, 149238, 174111, 223857, 348222, 406259, 447714, 522333, 812518, 1044666, 1218777, 1566999, 2437554, 3133998, 3656331, 7312662, 10968993, 21937986]

約数ペア:

[(1, 21937986), (2, 10968993), (3, 7312662), (6, 3656331), (7, 3133998), (9, 2437554), (14, 1566999), (18, 1218777), (21, 1044666), (27, 812518), (42, 522333), (49, 447714), (54, 406259), (63, 348222), (98, 223857), (126, 174111), (147, 149238), (189, 116074), (294, 74619), (378, 58037), (441, 49746), (882, 24873), (1323, 16582), (2646, 8291)]