21342408

素因数分解:

$2^3\times 3^1\times {\mathrm{137}}^1\times {\mathrm{6491}}^1$

素因数の和:6637

約数の個数: 32

約数和(自身を含む): 53753760

約数和(自身を除く): 32411352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 137, 274, 411, 548, 822, 1096, 1644, 3288, 6491, 12982, 19473, 25964, 38946, 51928, 77892, 155784, 889267, 1778534, 2667801, 3557068, 5335602, 7114136, 10671204, 21342408]

約数ペア:

[(1, 21342408), (2, 10671204), (3, 7114136), (4, 5335602), (6, 3557068), (8, 2667801), (12, 1778534), (24, 889267), (137, 155784), (274, 77892), (411, 51928), (548, 38946), (822, 25964), (1096, 19473), (1644, 12982), (3288, 6491)]