21126100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{11119}}^1$

素因数の和:11152

約数の個数: 36

約数和(自身を含む): 48260800

約数和(自身を除く): 27134700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 11119, 22238, 44476, 55595, 111190, 211261, 222380, 277975, 422522, 555950, 845044, 1056305, 1111900, 2112610, 4225220, 5281525, 10563050, 21126100]

約数ペア:

[(1, 21126100), (2, 10563050), (4, 5281525), (5, 4225220), (10, 2112610), (19, 1111900), (20, 1056305), (25, 845044), (38, 555950), (50, 422522), (76, 277975), (95, 222380), (100, 211261), (190, 111190), (380, 55595), (475, 44476), (950, 22238), (1900, 11119)]