21955290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{104549}}^1$

素因数の和:104566

約数の個数: 32

約数和(自身を含む): 60220800

約数和(自身を除く): 38265510

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 104549, 209098, 313647, 522745, 627294, 731843, 1045490, 1463686, 1568235, 2195529, 3136470, 3659215, 4391058, 7318430, 10977645, 21955290]

約数ペア:

[(1, 21955290), (2, 10977645), (3, 7318430), (5, 4391058), (6, 3659215), (7, 3136470), (10, 2195529), (14, 1568235), (15, 1463686), (21, 1045490), (30, 731843), (35, 627294), (42, 522745), (70, 313647), (105, 209098), (210, 104549)]