21248496

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:175

約数の個数: 120

約数和(自身を含む): 62964720

約数和(自身を除く): 41716224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 59, 61, 72, 82, 118, 122, 123, 144, 164, 177, 183, 236, 244, 246, 328, 354, 366, 369, 472, 488, 492, 531, 549, 656, 708, 732, 738, 944, 976, 984, 1062, 1098, 1416, 1464, 1476, 1968, 2124, 2196, 2419, 2501, 2832, 2928, 2952, 3599, 4248, 4392, 4838, 5002, 5904, 7198, 7257, 7503, 8496, 8784, 9676, 10004, 10797, 14396, 14514, 15006, 19352, 20008, 21594, 21771, 22509, 28792, 29028, 30012, 32391, 38704, 40016, 43188, 43542, 45018, 57584, 58056, 60024, 64782, 86376, 87084, 90036, 116112, 120048, 129564, 147559, 172752, 174168, 180072, 259128, 295118, 348336, 360144, 442677, 518256, 590236, 885354, 1180472, 1328031, 1770708, 2360944, 2656062, 3541416, 5312124, 7082832, 10624248, 21248496]

約数ペア:

[(1, 21248496), (2, 10624248), (3, 7082832), (4, 5312124), (6, 3541416), (8, 2656062), (9, 2360944), (12, 1770708), (16, 1328031), (18, 1180472), (24, 885354), (36, 590236), (41, 518256), (48, 442677), (59, 360144), (61, 348336), (72, 295118), (82, 259128), (118, 180072), (122, 174168), (123, 172752), (144, 147559), (164, 129564), (177, 120048), (183, 116112), (236, 90036), (244, 87084), (246, 86376), (328, 64782), (354, 60024), (366, 58056), (369, 57584), (472, 45018), (488, 43542), (492, 43188), (531, 40016), (549, 38704), (656, 32391), (708, 30012), (732, 29028), (738, 28792), (944, 22509), (976, 21771), (984, 21594), (1062, 20008), (1098, 19352), (1416, 15006), (1464, 14514), (1476, 14396), (1968, 10797), (2124, 10004), (2196, 9676), (2419, 8784), (2501, 8496), (2832, 7503), (2928, 7257), (2952, 7198), (3599, 5904), (4248, 5002), (4392, 4838)]