21000549882

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1175711}}^1$

素因数の和:1175958

約数の個数: 32

約数和(自身を含む): 45429511680

約数和(自身を除く): 24428961798

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 229, 458, 687, 1374, 2977, 5954, 8931, 17862, 1175711, 2351422, 3527133, 7054266, 15284243, 30568486, 45852729, 91705458, 269237819, 538475638, 807713457, 1615426914, 3500091647, 7000183294, 10500274941, 21000549882]

約数ペア:

[(1, 21000549882), (2, 10500274941), (3, 7000183294), (6, 3500091647), (13, 1615426914), (26, 807713457), (39, 538475638), (78, 269237819), (229, 91705458), (458, 45852729), (687, 30568486), (1374, 15284243), (2977, 7054266), (5954, 3527133), (8931, 2351422), (17862, 1175711)]