21055908385

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{5237}}^1$

素因数の和:5593

約数の個数: 32

約数和(自身を含む): 26331132672

約数和(自身を除く): 5275224287

約数列:

[1, 5, 37, 103, 185, 211, 515, 1055, 3811, 5237, 7807, 19055, 21733, 26185, 39035, 108665, 193769, 539411, 804121, 968845, 1105007, 2697055, 4020605, 5525035, 19958207, 40885259, 99791035, 113815721, 204426295, 569078605, 4211181677, 21055908385]

約数ペア:

[(1, 21055908385), (5, 4211181677), (37, 569078605), (103, 204426295), (185, 113815721), (211, 99791035), (515, 40885259), (1055, 19958207), (3811, 5525035), (5237, 4020605), (7807, 2697055), (19055, 1105007), (21733, 968845), (26185, 804121), (39035, 539411), (108665, 193769)]