21978798

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{1321}}^1$

素因数の和:1432

約数の個数: 32

約数和(自身を含む): 45688320

約数和(自身を除く): 23709522

約数列:

[1, 2, 3, 6, 47, 59, 94, 118, 141, 177, 282, 354, 1321, 2642, 2773, 3963, 5546, 7926, 8319, 16638, 62087, 77939, 124174, 155878, 186261, 233817, 372522, 467634, 3663133, 7326266, 10989399, 21978798]

約数ペア:

[(1, 21978798), (2, 10989399), (3, 7326266), (6, 3663133), (47, 467634), (59, 372522), (94, 233817), (118, 186261), (141, 155878), (177, 124174), (282, 77939), (354, 62087), (1321, 16638), (2642, 8319), (2773, 7926), (3963, 5546)]