21049388636

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1\times {\mathrm{1277}}^1$

素因数の和:1874

約数の個数: 48

約数和(自身を含む): 37693434240

約数和(自身を除く): 16644045604

約数列:

[1, 2, 4, 83, 131, 166, 262, 332, 379, 524, 758, 1277, 1516, 2554, 5108, 10873, 21746, 31457, 43492, 49649, 62914, 99298, 105991, 125828, 167287, 198596, 211982, 334574, 423964, 483983, 669148, 967966, 1935932, 4120867, 8241734, 13884821, 16483468, 27769642, 40170589, 55539284, 63401773, 80341178, 126803546, 160682356, 253607092, 5262347159, 10524694318, 21049388636]

約数ペア:

[(1, 21049388636), (2, 10524694318), (4, 5262347159), (83, 253607092), (131, 160682356), (166, 126803546), (262, 80341178), (332, 63401773), (379, 55539284), (524, 40170589), (758, 27769642), (1277, 16483468), (1516, 13884821), (2554, 8241734), (5108, 4120867), (10873, 1935932), (21746, 967966), (31457, 669148), (43492, 483983), (49649, 423964), (62914, 334574), (99298, 211982), (105991, 198596), (125828, 167287)]