21000339394

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{373}}^1\times {\mathrm{10159}}^1$

素因数の和:10714

約数の個数: 32

約数和(自身を含む): 33651383040

約数和(自身を除く): 12651043646

約数列:

[1, 2, 17, 34, 163, 326, 373, 746, 2771, 5542, 6341, 10159, 12682, 20318, 60799, 121598, 172703, 345406, 1033583, 1655917, 2067166, 3311834, 3789307, 7578614, 28150589, 56301178, 64418219, 128836438, 617657041, 1235314082, 10500169697, 21000339394]

約数ペア:

[(1, 21000339394), (2, 10500169697), (17, 1235314082), (34, 617657041), (163, 128836438), (326, 64418219), (373, 56301178), (746, 28150589), (2771, 7578614), (5542, 3789307), (6341, 3311834), (10159, 2067166), (12682, 1655917), (20318, 1033583), (60799, 345406), (121598, 172703)]