21367504

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{4621}}^1$

素因数の和:4663

約数の個数: 30

約数和(自身を含む): 43987574

約数和(自身を除く): 22620070

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4621, 4624, 9242, 18484, 36968, 73936, 78557, 157114, 314228, 628456, 1256912, 1335469, 2670938, 5341876, 10683752, 21367504]

約数ペア:

[(1, 21367504), (2, 10683752), (4, 5341876), (8, 2670938), (16, 1335469), (17, 1256912), (34, 628456), (68, 314228), (136, 157114), (272, 78557), (289, 73936), (578, 36968), (1156, 18484), (2312, 9242), (4621, 4624)]