21454416

素因数分解:

$2^4\times 3^3\times {\mathrm{49663}}^1$

素因数の和:49680

約数の個数: 40

約数和(自身を含む): 61583360

約数和(自身を除く): 40128944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 49663, 99326, 148989, 198652, 297978, 397304, 446967, 595956, 794608, 893934, 1191912, 1340901, 1787868, 2383824, 2681802, 3575736, 5363604, 7151472, 10727208, 21454416]

約数ペア:

[(1, 21454416), (2, 10727208), (3, 7151472), (4, 5363604), (6, 3575736), (8, 2681802), (9, 2383824), (12, 1787868), (16, 1340901), (18, 1191912), (24, 893934), (27, 794608), (36, 595956), (48, 446967), (54, 397304), (72, 297978), (108, 198652), (144, 148989), (216, 99326), (432, 49663)]