21177887616

素因数分解:

$2^7\times 3^3\times {\mathrm{19}}^1\times {\mathrm{322519}}^1$

素因数の和:322561

約数の個数: 128

約数和(自身を含む): 65794080000

約数和(自身を除く): 44616192384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 96, 108, 114, 128, 144, 152, 171, 192, 216, 228, 288, 304, 342, 384, 432, 456, 513, 576, 608, 684, 864, 912, 1026, 1152, 1216, 1368, 1728, 1824, 2052, 2432, 2736, 3456, 3648, 4104, 5472, 7296, 8208, 10944, 16416, 21888, 32832, 65664, 322519, 645038, 967557, 1290076, 1935114, 2580152, 2902671, 3870228, 5160304, 5805342, 6127861, 7740456, 8708013, 10320608, 11610684, 12255722, 15480912, 17416026, 18383583, 20641216, 23221368, 24511444, 30961824, 34832052, 36767166, 41282432, 46442736, 49022888, 55150749, 61923648, 69664104, 73534332, 92885472, 98045776, 110301498, 123847296, 139328208, 147068664, 165452247, 185770944, 196091552, 220602996, 278656416, 294137328, 330904494, 371541888, 392183104, 441205992, 557312832, 588274656, 661808988, 784366208, 882411984, 1114625664, 1176549312, 1323617976, 1764823968, 2353098624, 2647235952, 3529647936, 5294471904, 7059295872, 10588943808, 21177887616]

約数ペア:

[(1, 21177887616), (2, 10588943808), (3, 7059295872), (4, 5294471904), (6, 3529647936), (8, 2647235952), (9, 2353098624), (12, 1764823968), (16, 1323617976), (18, 1176549312), (19, 1114625664), (24, 882411984), (27, 784366208), (32, 661808988), (36, 588274656), (38, 557312832), (48, 441205992), (54, 392183104), (57, 371541888), (64, 330904494), (72, 294137328), (76, 278656416), (96, 220602996), (108, 196091552), (114, 185770944), (128, 165452247), (144, 147068664), (152, 139328208), (171, 123847296), (192, 110301498), (216, 98045776), (228, 92885472), (288, 73534332), (304, 69664104), (342, 61923648), (384, 55150749), (432, 49022888), (456, 46442736), (513, 41282432), (576, 36767166), (608, 34832052), (684, 30961824), (864, 24511444), (912, 23221368), (1026, 20641216), (1152, 18383583), (1216, 17416026), (1368, 15480912), (1728, 12255722), (1824, 11610684), (2052, 10320608), (2432, 8708013), (2736, 7740456), (3456, 6127861), (3648, 5805342), (4104, 5160304), (5472, 3870228), (7296, 2902671), (8208, 2580152), (10944, 1935114), (16416, 1290076), (21888, 967557), (32832, 645038), (65664, 322519)]