21167607115

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1\times {\mathrm{5021}}^1$

素因数の和:5467

約数の個数: 32

約数和(自身を含む): 26998272000

約数和(自身を除く): 5830664885

約数列:

[1, 5, 19, 95, 199, 223, 995, 1115, 3781, 4237, 5021, 18905, 21185, 25105, 44377, 95399, 221885, 476995, 843163, 999179, 1119683, 4215815, 4995895, 5598415, 18984401, 21273977, 94922005, 106369885, 222816917, 1114084585, 4233521423, 21167607115]

約数ペア:

[(1, 21167607115), (5, 4233521423), (19, 1114084585), (95, 222816917), (199, 106369885), (223, 94922005), (995, 21273977), (1115, 18984401), (3781, 5598415), (4237, 4995895), (5021, 4215815), (18905, 1119683), (21185, 999179), (25105, 843163), (44377, 476995), (95399, 221885)]