21657468

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8317}}^1$

素因数の和:8362

約数の個数: 48

約数和(自身を含む): 59623424

約数和(自身を除く): 37965956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 8317, 16634, 24951, 33268, 49902, 58219, 99804, 116438, 174657, 232876, 257827, 349314, 515654, 698628, 773481, 1031308, 1546962, 1804789, 3093924, 3609578, 5414367, 7219156, 10828734, 21657468]

約数ペア:

[(1, 21657468), (2, 10828734), (3, 7219156), (4, 5414367), (6, 3609578), (7, 3093924), (12, 1804789), (14, 1546962), (21, 1031308), (28, 773481), (31, 698628), (42, 515654), (62, 349314), (84, 257827), (93, 232876), (124, 174657), (186, 116438), (217, 99804), (372, 58219), (434, 49902), (651, 33268), (868, 24951), (1302, 16634), (2604, 8317)]