21195984

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{15227}}^1$

素因数の和:15267

約数の個数: 40

約数和(自身を含む): 56648160

約数和(自身を除く): 35452176

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 464, 696, 1392, 15227, 30454, 45681, 60908, 91362, 121816, 182724, 243632, 365448, 441583, 730896, 883166, 1324749, 1766332, 2649498, 3532664, 5298996, 7065328, 10597992, 21195984]

約数ペア:

[(1, 21195984), (2, 10597992), (3, 7065328), (4, 5298996), (6, 3532664), (8, 2649498), (12, 1766332), (16, 1324749), (24, 883166), (29, 730896), (48, 441583), (58, 365448), (87, 243632), (116, 182724), (174, 121816), (232, 91362), (348, 60908), (464, 45681), (696, 30454), (1392, 15227)]