21049980432845

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{1933}}^1\times {\mathrm{5689}}^1$

素因数の和:8255

約数の個数: 96

約数和(自身を含む): 31718991396960

約数和(自身を除く): 10669010964115

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 601, 637, 1933, 3005, 3185, 4207, 5689, 7813, 9665, 13531, 21035, 25129, 28445, 29449, 39065, 39823, 54691, 67655, 73957, 94717, 125645, 147245, 175903, 199115, 273455, 278761, 369785, 382837, 473585, 517699, 879515, 1161733, 1231321, 1393805, 1914185, 2588495, 3419089, 3623893, 5808665, 6156605, 8132131, 10996837, 15102529, 17095445, 18119465, 23933623, 40660655, 44448157, 54984185, 56924917, 75512645, 76977859, 105717703, 119668115, 142958881, 167535361, 222240785, 284624585, 311137099, 384889295, 528588515, 538845013, 714794405, 740023921, 837676805, 1000712167, 1555685495, 2177959693, 2694225065, 3700119605, 5003560835, 6609099037, 7004985169, 10889798465, 33045495185, 35024925845, 46263693259, 85918287481, 231318466295, 323845852813, 429591437405, 601428012367, 1619229264065, 3007140061835, 4209996086569, 21049980432845]

約数ペア:

[(1, 21049980432845), (5, 4209996086569), (7, 3007140061835), (13, 1619229264065), (35, 601428012367), (49, 429591437405), (65, 323845852813), (91, 231318466295), (245, 85918287481), (455, 46263693259), (601, 35024925845), (637, 33045495185), (1933, 10889798465), (3005, 7004985169), (3185, 6609099037), (4207, 5003560835), (5689, 3700119605), (7813, 2694225065), (9665, 2177959693), (13531, 1555685495), (21035, 1000712167), (25129, 837676805), (28445, 740023921), (29449, 714794405), (39065, 538845013), (39823, 528588515), (54691, 384889295), (67655, 311137099), (73957, 284624585), (94717, 222240785), (125645, 167535361), (147245, 142958881), (175903, 119668115), (199115, 105717703), (273455, 76977859), (278761, 75512645), (369785, 56924917), (382837, 54984185), (473585, 44448157), (517699, 40660655), (879515, 23933623), (1161733, 18119465), (1231321, 17095445), (1393805, 15102529), (1914185, 10996837), (2588495, 8132131), (3419089, 6156605), (3623893, 5808665)]