21459304

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5441}}^1$

素因数の和:5493

約数の個数: 32

約数和(自身を含む): 44080200

約数和(自身を除く): 22620896

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 232, 493, 986, 1972, 3944, 5441, 10882, 21764, 43528, 92497, 157789, 184994, 315578, 369988, 631156, 739976, 1262312, 2682413, 5364826, 10729652, 21459304]

約数ペア:

[(1, 21459304), (2, 10729652), (4, 5364826), (8, 2682413), (17, 1262312), (29, 739976), (34, 631156), (58, 369988), (68, 315578), (116, 184994), (136, 157789), (232, 92497), (493, 43528), (986, 21764), (1972, 10882), (3944, 5441)]