21041004036

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1847647}}^1$

素因数の和:1847740

約数の個数: 48

約数和(自身を含む): 53596573184

約数和(自身を除く): 32555569148

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1898, 2847, 3796, 5694, 11388, 1847647, 3695294, 5542941, 7390588, 11085882, 22171764, 24019411, 48038822, 72058233, 96077644, 134878231, 144116466, 269756462, 288232932, 404634693, 539512924, 809269386, 1618538772, 1753417003, 3506834006, 5260251009, 7013668012, 10520502018, 21041004036]

約数ペア:

[(1, 21041004036), (2, 10520502018), (3, 7013668012), (4, 5260251009), (6, 3506834006), (12, 1753417003), (13, 1618538772), (26, 809269386), (39, 539512924), (52, 404634693), (73, 288232932), (78, 269756462), (146, 144116466), (156, 134878231), (219, 96077644), (292, 72058233), (438, 48038822), (876, 24019411), (949, 22171764), (1898, 11085882), (2847, 7390588), (3796, 5542941), (5694, 3695294), (11388, 1847647)]