21040993370

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1\times {\mathrm{607}}^1$

素因数の和:1355

約数の個数: 64

約数和(自身を含む): 39108427776

約数和(自身を除く): 18067434406

約数列:

[1, 2, 5, 10, 47, 94, 131, 235, 262, 470, 563, 607, 655, 1126, 1214, 1310, 2815, 3035, 5630, 6070, 6157, 12314, 26461, 28529, 30785, 52922, 57058, 61570, 73753, 79517, 132305, 142645, 147506, 159034, 264610, 285290, 341741, 368765, 397585, 683482, 737530, 795170, 1708705, 3417410, 3466391, 3737299, 6932782, 7474598, 16061827, 17331955, 18686495, 32123654, 34663910, 37372990, 44768071, 80309135, 89536142, 160618270, 223840355, 447680710, 2104099337, 4208198674, 10520496685, 21040993370]

約数ペア:

[(1, 21040993370), (2, 10520496685), (5, 4208198674), (10, 2104099337), (47, 447680710), (94, 223840355), (131, 160618270), (235, 89536142), (262, 80309135), (470, 44768071), (563, 37372990), (607, 34663910), (655, 32123654), (1126, 18686495), (1214, 17331955), (1310, 16061827), (2815, 7474598), (3035, 6932782), (5630, 3737299), (6070, 3466391), (6157, 3417410), (12314, 1708705), (26461, 795170), (28529, 737530), (30785, 683482), (52922, 397585), (57058, 368765), (61570, 341741), (73753, 285290), (79517, 264610), (132305, 159034), (142645, 147506)]