21306576

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{26111}}^1$

素因数の和:26139

約数の個数: 40

約数和(自身を含む): 58281984

約数和(自身を除く): 36975408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 26111, 52222, 78333, 104444, 156666, 208888, 313332, 417776, 443887, 626664, 887774, 1253328, 1331661, 1775548, 2663322, 3551096, 5326644, 7102192, 10653288, 21306576]

約数ペア:

[(1, 21306576), (2, 10653288), (3, 7102192), (4, 5326644), (6, 3551096), (8, 2663322), (12, 1775548), (16, 1331661), (17, 1253328), (24, 887774), (34, 626664), (48, 443887), (51, 417776), (68, 313332), (102, 208888), (136, 156666), (204, 104444), (272, 78333), (408, 52222), (816, 26111)]