21041070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41257}}^1$

素因数の和:41284

約数の個数: 32

約数和(自身を含む): 53470368

約数和(自身を除く): 32429298

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 41257, 82514, 123771, 206285, 247542, 412570, 618855, 701369, 1237710, 1402738, 2104107, 3506845, 4208214, 7013690, 10520535, 21041070]

約数ペア:

[(1, 21041070), (2, 10520535), (3, 7013690), (5, 4208214), (6, 3506845), (10, 2104107), (15, 1402738), (17, 1237710), (30, 701369), (34, 618855), (51, 412570), (85, 247542), (102, 206285), (170, 123771), (255, 82514), (510, 41257)]