21745098

素因数分解:

$2^1\times 3^5\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:561

約数の個数: 48

約数和(自身を含む): 49454496

約数和(自身を除く): 27709398

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 101, 162, 202, 243, 303, 443, 486, 606, 886, 909, 1329, 1818, 2658, 2727, 3987, 5454, 7974, 8181, 11961, 16362, 23922, 24543, 35883, 44743, 49086, 71766, 89486, 107649, 134229, 215298, 268458, 402687, 805374, 1208061, 2416122, 3624183, 7248366, 10872549, 21745098]

約数ペア:

[(1, 21745098), (2, 10872549), (3, 7248366), (6, 3624183), (9, 2416122), (18, 1208061), (27, 805374), (54, 402687), (81, 268458), (101, 215298), (162, 134229), (202, 107649), (243, 89486), (303, 71766), (443, 49086), (486, 44743), (606, 35883), (886, 24543), (909, 23922), (1329, 16362), (1818, 11961), (2658, 8181), (2727, 7974), (3987, 5454)]