21828750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{5821}}^1$

素因数の和:5846

約数の個数: 40

約数和(自身を含む): 54563784

約数和(自身を除く): 32735034

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 625, 750, 1250, 1875, 3750, 5821, 11642, 17463, 29105, 34926, 58210, 87315, 145525, 174630, 291050, 436575, 727625, 873150, 1455250, 2182875, 3638125, 4365750, 7276250, 10914375, 21828750]

約数ペア:

[(1, 21828750), (2, 10914375), (3, 7276250), (5, 4365750), (6, 3638125), (10, 2182875), (15, 1455250), (25, 873150), (30, 727625), (50, 436575), (75, 291050), (125, 174630), (150, 145525), (250, 87315), (375, 58210), (625, 34926), (750, 29105), (1250, 17463), (1875, 11642), (3750, 5821)]