21167371496

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{2719}}^1\times {\mathrm{51217}}^1$

素因数の和:53961

約数の個数: 32

約数和(自身を含む): 41793888000

約数和(自身を除く): 20626516504

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 2719, 5438, 10876, 21752, 51217, 51661, 102434, 103322, 204868, 206644, 409736, 413288, 973123, 1946246, 3892492, 7784984, 139259023, 278518046, 557036092, 1114072184, 2645921437, 5291842874, 10583685748, 21167371496]

約数ペア:

[(1, 21167371496), (2, 10583685748), (4, 5291842874), (8, 2645921437), (19, 1114072184), (38, 557036092), (76, 278518046), (152, 139259023), (2719, 7784984), (5438, 3892492), (10876, 1946246), (21752, 973123), (51217, 413288), (51661, 409736), (102434, 206644), (103322, 204868)]