21096514376

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1\times {\mathrm{359}}^1$

素因数の和:771

約数の個数: 128

約数和(自身を含む): 47029248000

約数和(自身を除く): 25932733624

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 83, 94, 166, 188, 269, 329, 332, 359, 376, 538, 581, 658, 664, 718, 1076, 1162, 1316, 1436, 1883, 2152, 2324, 2513, 2632, 2872, 3766, 3901, 4648, 5026, 7532, 7802, 10052, 12643, 15064, 15604, 16873, 20104, 22327, 25286, 27307, 29797, 31208, 33746, 44654, 50572, 54614, 59594, 67492, 88501, 89308, 96571, 101144, 109228, 118111, 119188, 134984, 156289, 177002, 178616, 193142, 208579, 218456, 236222, 238376, 312578, 354004, 386284, 417158, 472444, 625156, 675997, 708008, 772568, 834316, 944888, 1049369, 1250312, 1351994, 1400459, 1668632, 2098738, 2703988, 2800918, 4197476, 4538837, 5407976, 5601836, 7345583, 8015393, 8394952, 9077674, 9803213, 11203672, 14691166, 16030786, 18155348, 19606426, 29382332, 31771859, 32061572, 36310696, 39212852, 56107751, 58764664, 63543718, 64123144, 78425704, 112215502, 127087436, 224431004, 254174872, 376723471, 448862008, 753446942, 1506893884, 2637064297, 3013787768, 5274128594, 10548257188, 21096514376]

約数ペア:

[(1, 21096514376), (2, 10548257188), (4, 5274128594), (7, 3013787768), (8, 2637064297), (14, 1506893884), (28, 753446942), (47, 448862008), (56, 376723471), (83, 254174872), (94, 224431004), (166, 127087436), (188, 112215502), (269, 78425704), (329, 64123144), (332, 63543718), (359, 58764664), (376, 56107751), (538, 39212852), (581, 36310696), (658, 32061572), (664, 31771859), (718, 29382332), (1076, 19606426), (1162, 18155348), (1316, 16030786), (1436, 14691166), (1883, 11203672), (2152, 9803213), (2324, 9077674), (2513, 8394952), (2632, 8015393), (2872, 7345583), (3766, 5601836), (3901, 5407976), (4648, 4538837), (5026, 4197476), (7532, 2800918), (7802, 2703988), (10052, 2098738), (12643, 1668632), (15064, 1400459), (15604, 1351994), (16873, 1250312), (20104, 1049369), (22327, 944888), (25286, 834316), (27307, 772568), (29797, 708008), (31208, 675997), (33746, 625156), (44654, 472444), (50572, 417158), (54614, 386284), (59594, 354004), (67492, 312578), (88501, 238376), (89308, 236222), (96571, 218456), (101144, 208579), (109228, 193142), (118111, 178616), (119188, 177002), (134984, 156289)]