21537366916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1\times {\mathrm{7193}}^1$

素因数の和:8092

約数の個数: 48

約数和(自身を含む): 41217821568

約数和(自身を除く): 19680454652

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 811, 923, 1622, 1846, 3244, 3692, 7193, 10543, 14386, 21086, 28772, 42172, 57581, 93509, 115162, 187018, 230324, 374036, 510703, 748553, 1021406, 1497106, 2042812, 2994212, 5833523, 6639139, 11667046, 13278278, 23334092, 26556556, 75835799, 151671598, 303343196, 414180133, 828360266, 1656720532, 5384341729, 10768683458, 21537366916]

約数ペア:

[(1, 21537366916), (2, 10768683458), (4, 5384341729), (13, 1656720532), (26, 828360266), (52, 414180133), (71, 303343196), (142, 151671598), (284, 75835799), (811, 26556556), (923, 23334092), (1622, 13278278), (1846, 11667046), (3244, 6639139), (3692, 5833523), (7193, 2994212), (10543, 2042812), (14386, 1497106), (21086, 1021406), (28772, 748553), (42172, 510703), (57581, 374036), (93509, 230324), (115162, 187018)]