21829716910

素因数分解:

$2^1\times 5^1\times {\mathrm{8273}}^1\times {\mathrm{263867}}^1$

素因数の和:272147

約数の個数: 16

約数和(自身を含む): 39298388976

約数和(自身を除く): 17468672066

約数列:

[1, 2, 5, 10, 8273, 16546, 41365, 82730, 263867, 527734, 1319335, 2638670, 2182971691, 4365943382, 10914858455, 21829716910]

約数ペア:

[(1, 21829716910), (2, 10914858455), (5, 4365943382), (10, 2182971691), (8273, 2638670), (16546, 1319335), (41365, 527734), (82730, 263867)]