21452717882

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1\times {\mathrm{11839}}^1$

素因数の和:12446

約数の個数: 32

約数和(自身を含む): 33819586560

約数和(自身を除く): 12366868678

約数列:

[1, 2, 37, 47, 74, 94, 521, 1042, 1739, 3478, 11839, 19277, 23678, 24487, 38554, 48974, 438043, 556433, 876086, 906019, 1112866, 1812038, 6168119, 12336238, 20588021, 41176042, 228220403, 289901593, 456440806, 579803186, 10726358941, 21452717882]

約数ペア:

[(1, 21452717882), (2, 10726358941), (37, 579803186), (47, 456440806), (74, 289901593), (94, 228220403), (521, 41176042), (1042, 20588021), (1739, 12336238), (3478, 6168119), (11839, 1812038), (19277, 1112866), (23678, 906019), (24487, 876086), (38554, 556433), (48974, 438043)]