210917470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1240691}}^1$

素因数の和:1240715

約数の個数: 16

約数和(自身を含む): 401984208

約数和(自身を除く): 191066738

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1240691, 2481382, 6203455, 12406910, 21091747, 42183494, 105458735, 210917470]

約数ペア:

[(1, 210917470), (2, 105458735), (5, 42183494), (10, 21091747), (17, 12406910), (34, 6203455), (85, 2481382), (170, 1240691)]