21381472128

素因数分解:

$2^7\times 3^1\times {\mathrm{1283}}^1\times {\mathrm{43399}}^1$

素因数の和:44699

約数の個数: 64

約数和(自身を含む): 56840112000

約数和(自身を除く): 35458639872

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 1283, 2566, 3849, 5132, 7698, 10264, 15396, 20528, 30792, 41056, 43399, 61584, 82112, 86798, 123168, 130197, 164224, 173596, 246336, 260394, 347192, 492672, 520788, 694384, 1041576, 1388768, 2083152, 2777536, 4166304, 5555072, 8332608, 16665216, 55680917, 111361834, 167042751, 222723668, 334085502, 445447336, 668171004, 890894672, 1336342008, 1781789344, 2672684016, 3563578688, 5345368032, 7127157376, 10690736064, 21381472128]

約数ペア:

[(1, 21381472128), (2, 10690736064), (3, 7127157376), (4, 5345368032), (6, 3563578688), (8, 2672684016), (12, 1781789344), (16, 1336342008), (24, 890894672), (32, 668171004), (48, 445447336), (64, 334085502), (96, 222723668), (128, 167042751), (192, 111361834), (384, 55680917), (1283, 16665216), (2566, 8332608), (3849, 5555072), (5132, 4166304), (7698, 2777536), (10264, 2083152), (15396, 1388768), (20528, 1041576), (30792, 694384), (41056, 520788), (43399, 492672), (61584, 347192), (82112, 260394), (86798, 246336), (123168, 173596), (130197, 164224)]