21261129744

素因数分解:

$2^4\times 3^1\times {\mathrm{1229}}^1\times {\mathrm{360407}}^1$

素因数の和:361647

約数の個数: 40

約数和(自身を含む): 54969428160

約数和(自身を除く): 33708298416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1229, 2458, 3687, 4916, 7374, 9832, 14748, 19664, 29496, 58992, 360407, 720814, 1081221, 1441628, 2162442, 2883256, 4324884, 5766512, 8649768, 17299536, 442940203, 885880406, 1328820609, 1771760812, 2657641218, 3543521624, 5315282436, 7087043248, 10630564872, 21261129744]

約数ペア:

[(1, 21261129744), (2, 10630564872), (3, 7087043248), (4, 5315282436), (6, 3543521624), (8, 2657641218), (12, 1771760812), (16, 1328820609), (24, 885880406), (48, 442940203), (1229, 17299536), (2458, 8649768), (3687, 5766512), (4916, 4324884), (7374, 2883256), (9832, 2162442), (14748, 1441628), (19664, 1081221), (29496, 720814), (58992, 360407)]