21374200

素因数分解:

$2^3\times 5^2\times {\mathrm{106871}}^1$

素因数の和:106887

約数の個数: 24

約数和(自身を含む): 49695480

約数和(自身を除く): 28321280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 106871, 213742, 427484, 534355, 854968, 1068710, 2137420, 2671775, 4274840, 5343550, 10687100, 21374200]

約数ペア:

[(1, 21374200), (2, 10687100), (4, 5343550), (5, 4274840), (8, 2671775), (10, 2137420), (20, 1068710), (25, 854968), (40, 534355), (50, 427484), (100, 213742), (200, 106871)]