21664368

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 160

約数和(自身を含む): 69995520

約数和(自身を除く): 48331152

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 47, 48, 54, 66, 72, 88, 94, 97, 99, 108, 132, 141, 144, 176, 188, 194, 198, 216, 264, 282, 291, 297, 376, 388, 396, 423, 432, 517, 528, 564, 582, 594, 752, 776, 792, 846, 873, 1034, 1067, 1128, 1164, 1188, 1269, 1551, 1552, 1584, 1692, 1746, 2068, 2134, 2256, 2328, 2376, 2538, 2619, 3102, 3201, 3384, 3492, 4136, 4268, 4559, 4653, 4656, 4752, 5076, 5238, 6204, 6402, 6768, 6984, 8272, 8536, 9118, 9306, 9603, 10152, 10476, 12408, 12804, 13677, 13959, 13968, 17072, 18236, 18612, 19206, 20304, 20952, 24816, 25608, 27354, 27918, 28809, 36472, 37224, 38412, 41031, 41904, 50149, 51216, 54708, 55836, 57618, 72944, 74448, 76824, 82062, 100298, 109416, 111672, 115236, 123093, 150447, 153648, 164124, 200596, 218832, 223344, 230472, 246186, 300894, 328248, 401192, 451341, 460944, 492372, 601788, 656496, 802384, 902682, 984744, 1203576, 1354023, 1805364, 1969488, 2407152, 2708046, 3610728, 5416092, 7221456, 10832184, 21664368]

約数ペア:

[(1, 21664368), (2, 10832184), (3, 7221456), (4, 5416092), (6, 3610728), (8, 2708046), (9, 2407152), (11, 1969488), (12, 1805364), (16, 1354023), (18, 1203576), (22, 984744), (24, 902682), (27, 802384), (33, 656496), (36, 601788), (44, 492372), (47, 460944), (48, 451341), (54, 401192), (66, 328248), (72, 300894), (88, 246186), (94, 230472), (97, 223344), (99, 218832), (108, 200596), (132, 164124), (141, 153648), (144, 150447), (176, 123093), (188, 115236), (194, 111672), (198, 109416), (216, 100298), (264, 82062), (282, 76824), (291, 74448), (297, 72944), (376, 57618), (388, 55836), (396, 54708), (423, 51216), (432, 50149), (517, 41904), (528, 41031), (564, 38412), (582, 37224), (594, 36472), (752, 28809), (776, 27918), (792, 27354), (846, 25608), (873, 24816), (1034, 20952), (1067, 20304), (1128, 19206), (1164, 18612), (1188, 18236), (1269, 17072), (1551, 13968), (1552, 13959), (1584, 13677), (1692, 12804), (1746, 12408), (2068, 10476), (2134, 10152), (2256, 9603), (2328, 9306), (2376, 9118), (2538, 8536), (2619, 8272), (3102, 6984), (3201, 6768), (3384, 6402), (3492, 6204), (4136, 5238), (4268, 5076), (4559, 4752), (4653, 4656)]