21275298

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{11939}}^1$

素因数の和:11964

約数の個数: 40

約数和(自身を含む): 52010640

約数和(自身を除く): 30735342

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 297, 594, 891, 1782, 11939, 23878, 35817, 71634, 107451, 131329, 214902, 262658, 322353, 393987, 644706, 787974, 967059, 1181961, 1934118, 2363922, 3545883, 7091766, 10637649, 21275298]

約数ペア:

[(1, 21275298), (2, 10637649), (3, 7091766), (6, 3545883), (9, 2363922), (11, 1934118), (18, 1181961), (22, 967059), (27, 787974), (33, 644706), (54, 393987), (66, 322353), (81, 262658), (99, 214902), (162, 131329), (198, 107451), (297, 71634), (594, 35817), (891, 23878), (1782, 11939)]